Shenzhen Resky Electronics Co., Ltd.
                                                                                                           
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Factory Wholesale Rechargeable Lithium Battery 802530 3.7V 600mAh Li Polymer Battery Cell

Price Negotiable
Price: Negotiable
MOQ: 100pcs
Delivery Time: 7-10days
Brand: RESKY
Product Description
802530 3.7V 600mAh Li Polymer Battery Cell
Factory wholesale rechargeable lithium polymer battery cell with compact dimensions and reliable performance for various electronic applications.
Technical Specifications
Item Specifications
Batteries 3.7V 600mAh LiPo battery
Charge Voltage 4.2V
Nominal Voltage 3.7V
Nominal Capacity 600mAh (0.2C Discharge)
Charge Current Standard Charging: 0.5C
Rapid charge: 1.0C
Standard Charging Method 0.5C CC charge to 4.2V, then CV charge till current ≤0.05C
Charging Time Standard: 2.75 hours
Rapid: 2 hours
Max. Charge Current 1.0C
Max. Discharge Current 1.0C
Discharge Cut-off Voltage 2.75V (0.2C)
Operating Temperature Charging: 0°C ~45°C
Discharging: 0°C ~45°C
Storage Temperature -10°C ~ +45°C
Dimension Length: 30±2mm
Width: 25±0.5mm
Thickness: 8±0.2mm
Drop Test Dropped from 1m twice onto concrete ground with no fire or leakage
Cycle Time ≥500 times
Key Advantages
  • Balanced Capacity & Compact Size: 600mAh capacity in 8×25×30mm dimensions, ideal for devices needing extended runtime in thin designs
  • High Energy Density: ~370Wh/L energy density outperforms traditional cylindrical batteries of similar volume
  • Reliable Safety: Soft-package Li-Polymer structure with built-in protection IC against overcharge, over-discharge, and short circuit
  • Long-Term Durability: 300-500 charge cycles while maintaining over 80% capacity after 300 cycles
  • Wide Temperature Range: Operates from -10°C to 60°C (discharge) and 0°C to 45°C (charge)
  • Low Self-Discharge: Only ~5% capacity loss per month at room temperature
Product Features
Physical and Electrical Specifications
Dimensions: 8mm × 25mm × 30mm; Rated voltage: 3.7V; Nominal capacity: 600mAh; Charging cut-off voltage: 4.2V; Discharging cut-off voltage: 2.75V; Standard charging current: 300mA; Internal resistance: less than 40 milliohms.
Performance Characteristics
High energy density and stable voltage output; Cycle life exceeds 300 cycles; Capacity retention greater than 80%; High charging efficiency, typically fully charged in 1.5-2.5 hours; Supports fast charging while avoiding overcharging and over-discharging.
Safety Features
Polymer cell design with built-in protection boards (DW01 and 8205 chips) providing overcharge, over-discharge, and short-circuit protection; High safety rating; Less prone to leakage or bulging; Operating temperature range: -20℃ to 60℃.
Applications and Compatibility
Suitable for portable devices including Bluetooth headsets, smartwatches, GPS trackers, and small speakers. Compact size and light weight enable easy integration into space-constrained electronic products.
Primary Applications

Consumer Electronics: Commonly used in smart wearable devices such as children's smartwatches and GPS trackers, providing all-day battery life; it can also power audio devices such as Bluetooth headsets and small Bluetooth speakers, meeting short-term continuous playback needs.


Home and Personal Care Devices: Can be used as a power source for low-power appliances such as desk lamps, navigators, and nightlights, enabling portable lighting or positioning functions; it is also suitable for personal care tools such as beauty devices and dog trainers, ensuring stable operation.


Toys and Models: Due to its high safety and low leakage rate of polymer cells, it is suitable for electric toys, model airplanes, and other scenarios requiring lightweight batteries.


Medical and Health Devices: Can be used in small medical and beauty instruments such as portable hydration sprayers, providing reliable power; its stability also makes it a potential power source choice for precision devices such as pacemakers.

Product Images
802530 lithium polymer battery cell front view 802530 lithium polymer battery cell side view 802530 lithium polymer battery cell technical specifications 802530 lithium polymer battery cell size comparison 802530 lithium polymer battery cell application examples

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Company Shenzhen Resky Electronics Co., Ltd.
Location Room 1405-1, Building 3B, Huaqiang Idea Park, Guangming Street, Guangming District, Shenzhen, Guangdong Province,China
Contact Person Alice

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