12V 20Ah lithium battery with Bluetooth function , series connection

1. Specification

2. Advantages:

• Excellent cycle life over 2000 cycles.
• Faster charging.
• Safety performance
• Built-in BMS
• Environment friendly
• Bluetooth function included.
• Series connection between battery pack.

3. Dimensional Drawing

4. Storage & Transportation

* Based on the character of cell, proper environment for transportation of LiFePO4 battery pack need to be created to protect the battery.

* Battery should be stayed in the ware house -20℃～35℃ where it’s dry, clean, shade, and well-ventilated.

* The battery should be stored in 50% SOC during transportation.

* The battery need to be charged every 6 months if out of use
* Keep the battery against dropping, turning over and serious stacking during loading.

5. Our Services

• 1. Professional OEM & ODM service
• 2. Outstanding design and R&D team
• 3. Best quality control
• 4. Small quantity order / trial order accepted
• 5. Excellent quality and 24 hours after-sales service
• 6. Quality guarantee 2 years varies from different series
• 7. Diversified payment terms TT, L/C for your selection
• 8. Protection of your sales area, ideas of design and all your private information
• 9. Welcome to inquiry, welcome to visit our factory

Shenzhen Topband Co., Ltd. was registered in so-called “China Silicon Valley”, Shenzhen Hi-tech Industrial Park in 1996, and got listed in Shenzhen Stock Exchange ( the stock code as 002139) in 2007.

After years of rapid development, now Topband takes lithium battery as the core technology and has become one of the  leading suppliers of lithium battery solutions in China, focusing on nano lithium iron phosphate/ LiFePO4 technology for  EV, RV/ caravan, marine, motorcycle, golf cart / trolly, UPS, solar storage, medical, floor scrubber, industrial, commercial use, etc.

Topband has more than 5000 staffs, covers an area of 100,000 square meters. And large production plants are mainly located at Shenzhen and Huizhou

Our R&D team of over 300 professionals, in cooperation with Tsinghua Research Institute and Harbin Industrial University have laid a firm foundation of our leading technology.

We have got the certificates of  ISO9001, ISO14001, OHSAS18001, TS16949 and UL, CE, CB, UN38.3, TUV, etc.

Topband is a Hi-tech enterprise. Since the company established, with innovation, we have committed ourselves to making people’s lives more comfortable and high-efficient. We and our companions are working hard at making technology progress to let people enjoy the changes of new technology.