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:0.5C 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	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:73±2mm (not including tabs) Width:55±0.5mm Thickness:5±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

Application:

Lithium polymer batteries, commonly known as lipo batteries, have found extensive applications in various fields due to their remarkable characteristics.

In the consumer electronics sector, they are widely used in smartphones. Their high energy density allows these slim devices to pack enough power to support hours of operation, from making calls, browsing the internet to running multiple apps. Tablets also rely on lipo batteries to provide long battery life for activities like watching videos, reading e-books, and working on the go. Laptops benefit from their lightweight nature and ability to deliver consistent power, enabling users to work unplugged for extended periods.

For the wearable technology market, lipo batteries are essential. Smartwatches and fitness trackers require small yet powerful power sources. Lipo batteries can be molded into various shapes to fit snugly into the compact designs of these wearables, powering functions like heart rate monitoring, step counting, and notifications throughout the day.

In the radio-controlled (RC) hobbyist community, lipo batteries have revolutionized the performance of RC cars, planes, and drones. They offer high discharge rates, which means the vehicles can achieve faster speeds and more agile maneuvers. The drones can stay airborne longer, allowing for more extended aerial photography and exploration sessions.

The electric vehicle (EV) industry is increasingly adopting lipo batteries as well. Their relatively high energy density compared to some other battery types means EVs can travel further on a single charge. This is crucial for improving the practicality and market acceptance of electric cars, motorcycles, and even electric bicycles.

Even in the medical field, lipo batteries play a role. Some portable medical devices such as insulin pumps and portable ECG monitors utilize them. Their reliability and consistent power output ensure the proper functioning of these life-saving or health-monitoring gadgets, providing patients with the freedom to move around while still receiving necessary medical support.

In conclusion, lipo batteries have permeated multiple aspects of our modern lives, continuously enabling technological advancements and enhancing our daily experiences.

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