Specification:
| NO. |
Items |
Specifications |
| 1 |
batteries |
3.7v 4000mah lipo battery |
| 2 |
Charge voltage |
4.2V |
| 3 |
Nominal voltage |
3.7V |
| 4 |
Nominal capacity |
4000mAh 0.2C Discharge |
| 5 |
Charge current
|
Standard Charging:0.5C
Rapid charge: 1.0C |
| 6 |
Standard Charging method |
0.5C 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 |
1.0C |
| 9 |
Max.discharge current |
1C |
| 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:60±2mm (not including tabs)
Width:50±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 |
Advantages:
Thin and Lightweight Design:
Lithium polymer batteries can be designed to be extremely thin and lightweight. This is due to their use of flexible polymer electrolytes, which allow for a more compact battery structure.
This thin design is ideal for portable devices, such as smartphones and tablets, where space and weight are at a premium.
Flexible Shape and Size:
Unlike traditional lithium-ion batteries, which often come in standard shapes and sizes, lithium polymer batteries can be customized to fit various devices and applications.
This flexibility in design makes them suitable for a wide range of products, particularly those that require a specific battery shape or size.
High Energy Density:
Lithium polymer batteries tend to have a higher energy density than some traditional battery types. This means they can store more energy in a smaller volume and weight.
As a result, devices powered by lithium polymer batteries can often operate for longer periods without needing to be recharged.
