Take, for example, a tiny 550mAh 802035 LiPo you can drop into a micro quad or keyboard without breaking a sweat. You’ll find these light packs blend compact form with solid runtime, plus basic protections to keep polarity safe and swaps quick. But what makes the eight options truly stand out, and how do you choose the right balance of weight, capacity, and safety for your project?
Key Takeaways
- The 75 mAh and 150 mAh packs emphasize ultra-lightweight designs, ideal for micro devices and slim keyboards with polarity and storage considerations.
- The 802035 550 mAh LiPo pack offers high energy density in a compact 802035 form factor for small UAVs and RC gear.
- 12V outdoor Li-Po packs deliver scalable capacities (5–60Ah) with built-in BMS for solar-powered outdoor use.
- PCM-protected 150 mAh packs prioritize safety in tight spaces, requiring polarity verification and proper connectors.
- General guidance covers 40–60% storage, 0–45°C charging, -20–60°C discharging, and matching voltage/connectors for reliable power.
Lithium Polymer Battery 3.7V 550mAh 802035 Pack
If you need a compact, lightweight LiPo pack for small drones or remote devices, the Lithium Polymer Battery 3.7V 550mAh 802035 Pack is a strong fit. You get a 3.7-volt, 550mAh rechargeable pack with included connectors, designed for aircraft and other small devices. Its size, code 802035, keeps weight down while delivering reliable power. With high energy density, you’ll notice longer operation without bulk. It’s lightweight and suitable for light equipment like unmanned vehicles, RC cars, and mini-aircrafts. Expect moderate capacity for balanced flight time, quick bursts of power, and a compact form factor. Manufacturer warranty covers 90 days.
Best For: Small drones, remote-controlled vehicles, and compact aircraft that require a lightweight, high-density LiPo battery with connectors included.
Pros:
- Lightweight and compact, ideal for minimizing added mass on small devices.
- 3.7V, 550mAh provides a balanced mix of power and runtime for micro aircraft and RC applications.
- Includes connectors and a manufacturer warranty of 90 days.
Cons:
- Moderate capacity may limit flight time for larger or more demanding setups.
- Small form factor may require compatible housings or mounts and careful handling.
- 30-day return window and 90-day warranty may not cover all scenarios or longer-term use beyond those terms.
Lithium Polymer Battery 3.7V 550mAh (802035)
This 3.7V 550mAh LiPo battery (802035) is ideal for small drones and RC devices needing compact power without extra bulk. You’ll get a lightweight, high-energy-density pack that fits 802035 form factors, with 3.7V nominal voltage and 550mAh capacity. Designed for unmanned aerial vehicles and remote-controlled devices, it delivers reliable performance and moderate runtime without adding significant weight. The battery comes from Suseiuua, manufactured in China, with a 90-day warranty and 30-day return option. Use it where space matters and power demands are modest, but expect consistent discharge and compatibility within compact platforms. Includes 1x battery; monitor variations may occur.
Best For: Small drones and RC devices that require a compact, lightweight 3.7V 550mAh LiPo battery in 802035 form factor.
Pros:
- High energy density in a compact size, enabling longer flight times for small platforms
- Lightweight design minimizes payload and improves overall efficiency
- Reasonable price with 90-day warranty and 30-day return option
Cons:
- Limited capacity may require more frequent replacements for longer missions
- 3.7V nominal only suitable for specific voltage-compatible devices; not universal for all batteries
- 90-day warranty window and potential price/availability fluctuations based on retailer
Lithium Polymer Battery 3.7V 550mAh for Devices
This 3.7V 550mAh LiPo battery is ideal for compact drones and small devices needing lightweight power with steady capacity. You’ll get a 3.7V pack (802035) with 550mAh, designed for aircraft use and other small machines. Made by JLnase3 in China, it carries a manufacturer warranty for 90 days, offering reliability with lower self-discharge and balanced capacity for short, efficient flights. The included 1x battery fits standard aircraft connectors, supporting UAVs, remote-controlled cars, and mini aircrafts without adding bulk. Expect strong energy density for longer runtimes, while keeping volume and weight minimal. Availability notes vary; check policy details.
Best For: UAV hobbyists and small devices needing a lightweight, compact 3.7V 550mAh LiPo battery with standard aircraft connectors.
Pros:
- Lightweight with high energy density for longer runtimes in compact form
- Lower self-discharge and balanced capacity for reliable short-duration flights
- Compatible with standard aircraft connectors suitable for UAVs, RC cars, and mini aircrafts
Cons:
- 90-day manufacturer warranty may be shorter than some competitors
- 550mAh capacity limits flight time for larger or higher-power setups
- 802035 size may not fit all devices or non-standard connectors without adapter
Rechargeable 3.7V 150mAh Keyboard Battery Polymer
Looking for a compact keyboard power option? This 3.7V, 150mAh rechargeable LiPo fits slim devices with a 2.2 x 1.6 x 0.8 cm footprint. It runs at 3.7V and stores 150mAh, ideal for lightweight keyboards needing a small, dependable power source. The pack uses Lithium Polymer chemistry and includes PCM protections for over-discharge, over-current, short circuits, and over-temperature events. Before buying, confirm your device’s polarity matches the battery connector. The item ships as a single battery with a 90-day China-origin warranty. Check compatibility by matching size and connector, and note potential measurement or color differences in listings.
Best For: Those seeking a tiny, rechargeable LiPo battery to power slim, low-profile keyboards with I/O polarity matched to the connector.
Pros:
- Compact 2.2 x 1.6 x 0.8 cm size fits slim keyboards
- Rechargeable LiPo with PCM protections (over-discharge, over-current, short circuit, over-temperature)
- Includes a 90-day warranty and straightforward single-battery package
Cons:
- Requires careful polarity and connector matching to device
- Limited capacity (150mAh) may be insufficient for longer usage between charges
- May show color/measurement differences from listing due to manufacturing variations
Polymer Lithium Battery Pack for Solar Outdoor Power
If you need a rugged, portable power solution for solar outdoor use, a 12V Li-po polymer pack with a built-in BMS fits the bill. This battery comes in capacities from 5Ah to 60Ah, all 12V nominal, with a 12.6V charger and 4–6 hour charging. It powers solar street lights, outdoor backups, and 12V devices like LED lights, cameras, speakers, and more. Built with a high-strength BMS, flame-retardant PVC shell, and wide operating temps (-20 to 60°C discharge, 0 to 45°C charge), it tolerates up to 800 cycles. Easy to install, compact, and protected against corrosion and wear. Packaging includes charger and connectors.
Best For: Outdoor solar-powered setups and portable 12V devices that require a rugged, weather-resistant Li-po battery with built-in protection.
Pros:
- Wide capacity options (5Ah to 60Ah) to match different power needs.
- Built-in BMS and flame-retardant, corrosion-resistant enclosure for safety and durability.
- Wide operating temperature range and up to 800 charge/discharge cycles for longevity.
Cons:
- Charging is limited to 12.6V with a 4–6 hour timeframe, which may be slower for large-capacity packs.
- Heavier and larger footprints at higher capacities (e.g., 30Ah–60Ah) may affect portability.
- Requires careful polarity handling and caution not to disassemble shell, adding setup considerations.
LiPo Battery 3.7V 75mAh 501120 with JST
The LiPo Battery 3.7V 75mAh 501120 with JST stands out for ultra-compact power in tight spaces, perfect for small gadgets needing reliable backup. You’ll appreciate its 3.7 V, 75 mAh capacity in a 22×11×5 mm frame, weighing about 5 g. This rechargeable LiPo uses a JST 2-pin plug, ready for straightforward integration. PCM protection guards against overcharge, over-discharge, over-current, and short circuits, so you can trust safe operation. Before buying, verify polarity with your device to avoid damage. For storage, keep it at 40–60% and cool, dry conditions; recharge roughly every three months to maintain 3.7–4.0 V. Suitable for Bluetooth speakers, cameras, and wearables.
Best For: Bluetooth speakers, small gadgets, and portable devices needing compact, safe LiPo backup power.
Pros:
- Ultra-compact size (22×11×5 mm) fits tight spaces.
- Includes PCM protection for overcharge, over-discharge, over-current, and short circuits.
- JST 2-pin plug simplifies integration.
Cons:
- Low capacity (75 mAh) limits runtime for larger devices.
- Requires attention to polarity to avoid damage.
- Storage and maintenance requirements (40–60% charge, periodic recharging) add upkeep.
Lithium Polymer Battery 3.7V 550mAh Pack
This 3.7V 550mAh LiPo pack is ideal for compact drones and small RC devices needing lightweight, steady power. You get a 3.7V, 550mAh configuration in an 802035 form factor, designed to couple with aircraft and other light gear. Brand YIGZYCN backs reliable performance with a low self-discharge rate for longer service life, so your UAV or mini-vehicle stays ready. Expect longer flight time per charge thanks to compact energy density, without adding bulk. Each package includes 1 battery pack; 90-day manufacturer warranty supports peace of mind, while Amazon’s 30-day returns cover basic policy. Origin: China.
Best For: This LiPo pack is ideal for compact drones and small RC devices that require lightweight, steady power.
Pros:
- Lightweight and compact 802035 form factor for easy integration
- Low self-discharge rate promises longer service life and readiness
- 3.7V, 550mAh balance of capacity and weight suitable for small UAVs
Cons:
- Moderate capacity may require more frequent recharges on longer flights
- Limited to 3.7V systems; not compatible with higher-voltage configurations without protection circuitry
- 90-day manufacturer warranty and 30-day returns window may be short for long-term use cases
Long Lasting 3.7V 150mAh Rechargeable Battery Pack
Need a compact LiPo option that fits small projects? Meet the Long Lasting 3.7V 150mAh Rechargeable Battery Pack. You get a 3.7V, 150mAh cell from Uqezagpa, sized about 2.2 x 1.6 x 0.8 cm, with 15 x 7 x 1 cm noted measurements. It includes PCM protections—over discharge, over current, short circuit, and over temperature—so you stay safe. Before buying, confirm your device’s polarity and connector, and check compatibility with the pictured item. It ships as a single battery, backed by a 90‑day warranty and a 30‑day returns window, with Amazon support for questions. Adheres to safety reminders for adult supervision.
Best For: Users seeking a compact, protected LiPo battery for small electronics projects where 3.7V, ~150mAh capacity is sufficient.
Pros:
- Compact size suitable for tight spaces (approximately 2.2 x 1.6 x 0.8 cm).
- Includes PCM protections (over discharge, over current, short circuit, over temperature) for safety.
- 90-day warranty and 30-day return window with Amazon support.
Cons:
- Low capacity may not suit higher-drain or longer-life applications.
- Compatibility depends on matching device polarity and connector; purchaser’s responsibility to verify.
- Measurements note both product dimensions and item dimensions, which could cause confusion.
Factors to Consider When Choosing Lightweight Lithium Polymer Batteries Packs
When you pick lightweight LiPo packs, start by weighing energy density against size and weight to fit your device. You’ll want a good capacity balance that matches your runtime needs without adding unnecessary bulk, while keeping safety protections in place. Also consider how charging time fits your schedule, since faster charges can affect cycle life and heat management.
Energy Density Metrics
Choosing lightweight LiPo packs means weighing energy density carefully: how much energy you get per gram or per cubic centimeter directly limits flight time without adding bulk. You’ll see energy density described by both capacity (mAh) and form factor, so analyze them together. Higher energy density lets you extend flight times without a proportional weight or size increase, a key advantage for compact UAV packs like 802035. In practice, aim for packs that balance capacity with dimensions and weight, ensuring you don’t trade bulk for marginal gains. Remember that trade-offs exist: you want low self-discharge and reliable performance, not just numbers on a spec sheet. Compare how much energy fits in the same package across options, and choose based on meeting power needs within weight constraints.
Size And Weight
Size and weight are the practical brakes on your LiPo choice. In 802035 form, batteries weigh only a few grams, keeping your pack light for small devices. A 550mAh LiPo cell at 3.7V delivers compact, low-volume energy suitable for UAVs and mini devices without adding bulk. Form factor and weight trade-offs matter: higher capacity often means larger dimensions, so 550mAh in 802035 balances flight time with minimal weight. Small packs with JST or standard connectors reduce mounting weight and simplify integration in tight enclosures. Manufacturer notes emphasize low self-discharge and lightweight construction to maximize performance-to-weight ratio. When weighing options, prioritize pack size and weight alongside your device’s mounting constraints and required run time for optimal results.
Capacity Balance
Capacity is about balancing how long your pack lasts with how much it weighs. You want enough energy to meet your mission without dragging extra grams. Capacity is measured in mAh, like 550mAh, and it shows how much charge the pack can store for a given duration. Higher capacity extends flight time, but it adds weight, so aim for the optimal compromise. For lightweight UAVs and small devices, 550mAh in 802035 size represents a practical middle ground between compactness and usable runtime. Capacity must match your device’s power draw and duty cycle to avoid carrying unnecessary energy or under-powering the load. When evaluating, consider both nominal mAh and practical factors such as energy density and discharge rate for consistent performance.
Safety Protections
When you choose lightweight LiPo packs, protections built into the battery matter as much as the weight or capacity. Look for PCM protections that cover over-discharge, over-current, short circuit, and over-temperature to prevent damage and safety hazards. Ensure proper polarity matching between your device and the battery connector to avoid short circuits and equipment damage. Follow storage guidance: keep charge around 40–60% and store in a cool, dry place to minimize capacity loss and risks. Check the manufacturer’s warranty and return policy—90-day warranties and 30-day returns give you recourse for defects or safety concerns. Note operating temperatures matter: charging 0–45°C and discharging -20–60°C influence both protection effectiveness and performance under load. Prioritize packs with clear safety features aligned to your use conditions.
Charge Time Factors
Charging time for lightweight LiPo packs hinges on both capacity and charger current. You’ll typically see longer waits with higher capacity packs, since a bigger mAh rating needs more energy, even when you choose a strong charger. A 12.6V charger is common for multi-cell LiPo packs, and expect about 4–6 hours for large 5000–20000 mAh packs, depending on the charger amperage you use. The pack’s protection system or BMS sets the maximum continuous charge current, so you can’t push speed beyond that limit. Make sure the charger voltage matches the pack’s nominal voltage (roughly 3.7V per cell) and follows the recommended charging current to avoid overheating or capacity loss. Also, allow for safety PCM/BMS overhead and consider ambient temperature outside 0–45°C.
Connector Compatibility
Choosing the right connectors starts where the pack meets the device. You must ensure the battery’s connector type matches the device receptacle (JST 2-pin, DC5521, or standard aircraft connectors) to enable proper mating and secure electrical contact. Verify polarity alignment between the battery pack and device before connection to prevent short circuits or damage. Check if the battery uses compatible lead length or cable harnesses, as mismatched cables can hinder installation or require adapters. Confirm that the battery form factor (for example, 802035) fits the device’s battery compartment and does not protrude or impede other components. Review any included coupling or shield features, such as PCM protections near the connectors, to ensure safe, reliable connection under operating conditions.
Application Suitability
Are lightweight LiPo packs the right fit for your project? For UAVs and small devices, 802035 form-factor packs (3.7V, 550mAh) strike a compact balance of energy density and light weight, ideal for short to moderate flight times. Energy density in small LiPo packs lets you operate longer in minimal volume and weight, critical for maintaining performance without bulky batteries. Their lightweight construction reduces overall device mass, boosting efficiency and maneuverability in remote-controlled cars, mini-aircraft, and similar equipment. Consider warranties and post-purchase support—manufacturer terms commonly offer 90 days, with standard 30-day returns influencing durability confidence. Compatibility matters: match voltage, capacity, and connector type (JST or standard aircraft) to your device’s size and polarity requirements.
Durability And Lifespan
Durability and lifespan determine how well lightweight LiPo packs hold up under use and over time. Protective casings and flame-retardant materials boost durability, with PVC-like outer shells resisting wear. PCM protections guard against over-discharge, over-current, short circuits, and over-temperature, helping you avoid damage during abuse or faults. Lifespan is typically 3–5 years, with higher-quality packs offering about 800 cycles when cared for. Lower self-discharge rates extend usable life between uses, so your pack stays ready longer. To preserve longevity, store and handle correctly—keep at 40–60% charge and in cool, dry conditions. These practices balance weight with resilience, ensuring you get dependable power without sacrificing safety or performance on the go.
Frequently Asked Questions
How Do Weight and Capacity Trade-Offs Affect Performance?
Weight and capacity trade off: higher capacity boosts runtime but adds weight, reducing efficiency; lighter packs save power and speed, yet shorten runtime. You balance, choose based on your device’s weight limit and mission duration.
Are These Lipo Packs Safe for High-Temperature Use?
Yes, they can tolerate high temperatures poorly—high heat boosts risk of swelling and failure; if you push them, you’ll shorten life. Keep temps moderate, monitor packs, and follow manufacturer guidelines for safe operation.
Can I Use Any Charger With These Packs?
Yes, you should use a charger designed for LiPo packs, matching cell count and voltage, with proper balance charging. Never improvise, monitor temperature, and avoid chargers not rated for your pack’s chemistry or capacity. Follow manufacturer guidelines.
What Is the Expected Cycle Life in Rugged Conditions?
In rugged conditions, you’ll typically see about 300–500 full cycles before capacity drops noticeably. You’ll gain longevity by keeping temps stable, cycling shallowly, and avoiding deep discharges; most packs hum along reliably with proper care.
Do Lightweight Packs Affect Output Stability Under Load?
Yes, lightweight packs can slightly reduce output stability under heavy load, since higher internal resistance and less mass cooling limit peak performance. You’ll notice minor voltage sag and warmer temps during sustained draws, especially in hot or rugged conditions.
Conclusion
If you’re shopping for the lightest LiPo packs, you’ve got solid, tiny options that fit slim builds and quick swaps. Prioritize form factor, capacity, and protections that match your device’s needs, whether it’s a micro drone or a compact keyboard. Remember to balance weight with discharge rate and safety features. In the end, choose reliability, not just the smallest size—think stealthy efficiency, like a nano-lit LED in a cave of gadgetry, circa 1980s arcade era.
