250mah  Rechargeable lithium polymer battery 3.7V  for MP3 ,MP4,MP5 china manufacturer

Main parameter shows as below:

250mAh 3.7V Lipo Battery for MP3 Player

Model: DEL-502030

Cell size: 5.5*20.5*30.5

Weight: 7 g.

Nominal voltage: 3.7 V

Maximum charge voltage: 4.2 V

Capacity: 250 mah

temperature: Charge : 0°C ~ 45°C / Discharge -20°C ~ +60°C/ storge temperature: -20°C ~ +35°C

Standard Charge:0.5C. Rapid Charge:1 C

 Max Charge current: 1C

 Max Discharge current:1C

IC Protection Specifications :

                                            Over-charge : 4.20V±0.05V

                                            Over-discharge: 2.7V±0.1V

Li-polymer battery advantage:

1.Long cycle life:500+cycles

2.High voltage and engergy density,low self-discharge

3.Environment friendly

4.No memory effect

[Suitable for use ]

mainly used for MP3,MP4,MP5,GPS, bluetooth headset, mobile phone watch,USB electric heating products, medical equipment, wireless router, wireless walkie-talkie, recorders, solar lighting lamps and lanterns, digital camera, wireless microphone, digital camera ,digital photo frame , cell phone , electric toys, electronic cigarette, power tools , mobile power bank, backup power, apple, tablet computer navigation , handset, PSP, reading pen etc.