18650 19.8ah 1s9p Li-ion Rechargeable 3.7V & 4.2V Battery Pack (DNK-BP01)

18650 19.8ah 1s9p Li-ion rechargable 3.7V & 4.2V battery pack
Feature
1. Can be used as as Li-ion batttery powered devices
2. Long cycle life because of the high quality Li-ion battery. Over 500 times
3. High Security: Protection for over charge, over discharge, over loading, and short circuit.
4. A professional power bank factory.
5. Rechargeable battery pack.
Battery operation instruction
1. Charging.
Charging current: Cannot surpass the biggest charging current which in this specification book stipulated.
Charging voltage: Does not have to surpass the highest amount which in this specification book stipulated to decide the voltage.
Charge temperature: The battery must carry on the charge in the ambient temperature scope which this specification book stipulated. Uses the constant electric current and the constant voltage way charge, the prohibition reverse charges. If the battery positive electrode and the cathode meet instead, can damage the battery.
2. Discharging current
The discharging current does not have to surpass this specification book stipulation the biggest discharging current, the oversized electric current electric discharge can cause the battery capacity play to reduce and to cause the battery heat.
3. Discharge temperature
The battery discharge must carry on in the ambient temperature scope which this specification book stipulated.
4. Over-discharges
After the short time excessively discharges charges immediately cannot affect the use, but the long time excessively discharges can cause the battery the performance, battery function losing. The battery long-term has not used, has the possibility to be able to be at because of its automatic flashover characteristic certain excessively discharges the condition, for prevented excessively discharges the occurrence, the battery should maintain the certain electric quantity.
Storing the Batteries
The battery should store in the product specification book stipulation temperature range. If has surpasses above for six months the long time storage, suggested you should carry on additional charge to the battery.
Contact us
Web: Www. Dnkpower. COM
Tel: 86-755-8529 6878
Fax: 86-755-6160 5250
FAQ
1. Q: What's your MOQ?
A: Our MOQ is 10 PCS per model. Welcome to test our sample first.
2. Q: How could you guarantee its quality?
A: "Quality is priority. DNK people always attach great importance to quality controlling from the very beginning to the very end.
3. How can I get some samples?
A: We are hornored to offer you some samples. Free sample for regular customers, no free sample for new customers(It depends)
4. Q: Where is your factory located? How can I visit there?
A: Our factory is located in Shenzhen City, Guangdong Province, China. All our clients, from home or abroad, are warmly welcome to visit us.
5. What are the shipping ways you can offer?
A: We can delievry the goods by DHL/UPS/FedEx by air or as to your request
6. Do your products come with warranty?
A: Yes, we provide 1 year warranty for all products