polymer lithium battery li ion battery 3.7V 4000mAh 3570140 for power bank laptop battery from battery cell factory

We are polymer lithium battery factory,We provide power solutions for consumer digital products.  

li-ion battery 3.7v 4000mah  lithium ion cells    3570140   power batteries rechargeable battery

                                             Any size ,we can design it for you.

                                          for we are professional battery cell factory

  Bluetooth handset /handphone 3.7v 4000mah  3570140

Part Models:

3.7V 4000mAh 3570140 lithium ion battery Polymer Lithium Battery Features:

Advantages of the lithiun ion battery : 

1.High Energy Density.

2. High Output Voltage.

3. Excellent Security.

4. Long Cycle Life: More than 500 repeated charge/discharge cycles.

5. Fast Charge Capacity: Can be fully charged in 2 to 3 hours with a rated voltage of 4.2 per cell

6. Environmental-friendly: No Pb, Cd added

7.Dual IC chips, that can anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload;

8.Injection Technology to make battery more stable;

9.With short-circuit production function, safe and reliable;

10.Factory mastered technology and competitive price;

11.CE/ROSH/SGS/UL/MSDS/UN38.3/IEC61233 standard.

Application of the lithium ion battery:

1. Telecommunications: Cellular phone, interphone, blue tooth earphone.

2. Video Devices: MP3/MP4/MP5, digital camera, portable DVD, portable television

3. Portable Devices: GPS,PDA, E-book ,PMP, PSP, portable medical device etc.

4. Illuminate Devices: Miner lamp, search light.

5. Others: Electric Toys, RC models