Kfalo 3.7V 18650 2100Mah 40A

Advantages: 

1. Factory direct sell

2. Larger stock

3. High capacity

4. Long cycle life time

5. Long standby time 

6. No memory effect

7. Excellent safety performance

8. Excellent storage performance and low self-discharge rate 

9. Short circuit testing passed

10. Over discharge testing passed 

11. Overcharge testing passed 

12. Test Certification :  UN38.3 

13. PCB/PCM and battery pack available 

14. Environment-friendly materials minimize the contamination, Pollution-free

15. Light weight, small size

FAQ

Q6: How can I get a sample to check your quality?

A: After price confirmation, you can require for samples to check our quality if you just need a blank sample to check the design and paper quality, we will provide you sample for free, as long as you afford the express freight.

Q7:How’s the packing:

A: We always choose the best and safe packaging material to make sure your orders won't be damaged during delivery.

Q8: How to maintain the battery?
A: The battery should be stored in dry, clean, ventilated, dark environment keep it after full charge when not using, recharge it every 3 months or 6 months.

Q9: If a battery fails, what will be the indications?
A: 1.Lower performance 
    2.Low voltage 
    3.Cannot charge/recharge 
    4.Swelled container 
    5.Acid corrosion

Q10: How can you know if a battery is good or bad?
A: You should check the battery for defects at first, such as a broken circuit, a short, or a broken container. If an outward problem is not apparent, then you will have to check the battery's capacity using known measuring techniques to ascertain the problem.

Our brand is our best reputation, we keep all of our products best quality to protect and extend it!