Dongguan Funpack Elec Co., Ltd.
Focus on lithium-ion Battery Pack
Add to Cart
Features:
All rechargeable batteries have built-in high quality PCB board, NCR18650B 3400mAh Made In Japan thermal protectors and circuit breakers, effectively avoiding the over-charge, and short circuit.
Charging temperature:0～45℃
Discharging temperature: -40～60 ℃
Basic specification:
| Item | Specification |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 3400mAh |
| OEM | YES |
| ODM | YES |
| Charging Current | 1C |
| End-of-charge Voltage | 4.2V |
| Charging Method | CC-CV |
| Max. Continuous Discharging Current | 1C |
| End-of-discharge Voltage | 2.75 |
| Max. Pulse Discharging Current | 2C |
| Cycle Life | ≥500 cycles |
| Operating Temperature Range | Charging Temperature: 0~60 °C Discharging Temperature: -40~ 60°C Storage Temperature: -20~ 45°C |
Lithium ion battery protection:
short circuit protection, overcharge protection, over-discharge protection and overcurrent protection.
Application field: cryogenic monitor, flashlight of low temperature
FAQ:
Q1: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality. Customized is available.
Q2: What about the lead time?
A: Sample needs 7-12 days, mass production time needs negotiation.
Q3: How do you ship the goods and how long does it take to arrive?
A: We usually ship by JEC. It usually takes 13-15 days to arrive. Airline and sea shipping also optional.
Q4: How to proceed an order?
A: Firstly let us know your requirements or application. Secondly we quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order. Fourthly we arrange the production.
Q5: Is it OK to print my logo on product?
A: OK, Need customer provide their packaging or we make neutral packaging.
Q6: Where can I get the price?
A: We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us
in your email so that we’ll regard your inquiry priority