|Place of Origin:||China|
|Minimum Order Quantity:||100pcs|
|Packaging Details:||Standard Export Package|
|Delivery Time:||5-8 working days|
|Payment Terms:||T/T, Western Union, L/C|
|Supply Ability:||10000pcs per day|
|Voltages:||3.7v||Capacity:||4000mah 4400mah 5200mah|
|Batery Type:||A Grade 18650 Cell||Battery Case:||Plastic|
|Warranty:||One Year||Delivery Way:||FEDEX,TNT,UPS,by Sea,by Air|
|Cycle Life:||More Than 500times||Output Port:||DC 3.5*1.35mm (Customized)|
Black Smart 3.7v 4400 mAh Li ion Battery Pack High Capacity
|Charge Cut-off Voltage||4.2V|
|Max. Output Power||15W MAX|
|Charge Method||CC/CV-Constant Current/Constant Voltage|
|Cycle Life Time||Above 500 cycles|
|Internal Impedance||PCB Internal Impedance<80mΩ, Battery Internal Impedance <180mΩ|
|Output Terminal||DC/1.35*35mm ,DC: 7mm|
Press the black button(Power) to check the power level:
1 LED blinking : Remaining Capacity<=20%
1 LED light: Remaining Capacity <=40%
2 LED light: Remaining Capacity <=60%
3 LED light: Remaining Capacity <=80%
4 LED light ; Remaining Capacity <=100%
1.Our battery is sent out with a little or no power, so please charge it for about 3 - 4 hours before using.When we shipment, we only charged 30-50% power.
2 Do not overcharge or overdischarge batteries .It will decrease the batteries’s service life.
3 Do not short circuit,incinerate and disassemble batteries.
4 Do not impact the battery.
5 Do not drop of cause unnecessary shocks to the batteries
6. Do not carry loose batteries in a pocket or purse with metal objects like coins,paper clips etc.
7. Do not use inferior charger to recharge this battery in case of damaging the battery.
8. Do not put the battery in the charger too long.
9. Put it beyond the reach of children.
10.The picture only reference, detailed picture will see the actual battery.
Advantages of recommendations
1. Product that used normally according to specification have one-year guarantee for free repair and replace, in that it goes wrong due to quality. By the way, warranty period starts from purchase date.
2. If there is any damage, please don’t dismantle it. Sent it back to us for repair, and we will give you response or send off within one week after receiving.