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Li-ion battery cell 104050 3.7v 7.4v 2500mAh 9.25wh Rechargeable Li-Polymer Battery Pack
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Li-ion battery cell 104050 3.7v 7.4v 2500mAh 9.25wh Rechargeable Li-Polymer Battery Pack

Model: RESKY LP104050
Voltage:3.7V
Capacity:2500mAh
Power:9.25wh
Dimension:10*40*50mm
MOQ:100PCS
Delivery time:7-10days
Web: www.szresky.com
Whatsapp: 0086 13530058480
Email: admin@szresky.com

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Product Specifications
NO. Items Specifications
1 Batteries 3.7v 2500mah lipo battery
2 Charge voltage 4.2V
3 Nominal voltage 3.7V
4 Nominal capacity 2500mAh 0.2C Discharge
5 Charge current Standard Charging:0.2C
Rapid charge: 0.5C
6 Standard Charging method 0.2C CC(constant current)charge to 4.2V, then CV(constant voltage 4.2V)charge till charge current decline to ≤0.05C
7 Charging time Standard Charging:2.75hours(Ref.)
Rapid charge: 2hours(Ref.)
8 Max.charge current 0.5C
9 Max.discharge current 1.0C
10 Discharge cut-off voltage 2.5V0.25V(0.2C)
11 Operating temperature Charging: 0°C ~45°C
Discharging:0°C ~45°C
12 Storage temperature -10°C~ +45°C
13 Dimension Length:50±2mm (not including tabs)
Width:40±0.5mm
Thickness:10±0.2mm
14 Drop Test The cell is to be dropped from a height of meter twice onto concrete ground. No fire, no leakage
15 Cycle time ≥500times
 
Key Advantages
 
Compact Design

Slim and compact form factor ideal for size-sensitive wearable and handheld devices.

High Energy Density

2500mAh nominal capacity with 9.25Wh energy density provides 6-12 hours of continuous power for small devices.

Temperature Adaptability

Wide operating temperature range supports discharge from -20℃ to 60℃.

Safety Features

Built-in overcharge, over-discharge, and short-circuit protection circuits with soft-pack structure for enhanced safety.

Long Cycle Life

Over 500 cycles under 0.5C charge/discharge conditions with ≥80% capacity retention.

Low Self-Discharge

Monthly self-discharge rate ≤3%, making it suitable for backup power applications.

Typical Applications

Small Digital and Entertainment Devices

Bluetooth Speakers/Headphones: Medium capacity supports 3-8 hours of continuous playback; soft-pack design optimizes internal space layout.

Handheld Game Consoles/VR Accessories: High-rate discharge meets instantaneous power consumption during gaming; ultra-thin design enhances wearing comfort.

Action Cameras/Drones: Low-temperature performance and high-rate discharge support outdoor shooting and short-distance flights.

Outdoor and Thermal Equipment

Heated Gloves/Protective Gear

Outdoor Lighting Equipment: Such as headlamps and flashlights; wide operating temperature range and long battery life suitable for camping, exploration, and other scenarios.

Smart Home and IoT Terminals

Smart Lock Backup Power: Low self-discharge ensures long standby time; ultra-thin size allows for embedding within the lock body.

Wireless Sensors/Surveillance Cameras: Battery power reduces wiring costs; medium capacity meets monitoring needs for weeks or even months.

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