Product Main

Quick Details

Brand Name: portable charger power bank
Model Number: portable charger power bank B-378
Rechargeable: Yes
Type: Standard Battery
Place of Origin: China (Mainland)
Dimension: 116*65*9mm
Weight: 128g
Capacity: 4000-5000mah
Outport: 5V/1A,5V/2A
Input: 5V/1A,5V/2A
Socket Type: USB portable charger power bank
Certificate for portable charger power bank: CE, RoHS, FCC
Service time: portable charger power bank more than 500 times
Battery Cell: 18650
Package material: Color box for power bank with CE
MOQ: 10 PCS portable charger power bank
Conversion efficiency: 90%
color: White ,Black, Red,Green and etc
support: mobile phone, camera,MP3,MP4 etc
warranty: 1 year

Specifications

2014 China factory portable charger power bank 4000mah With CE/ROHS Certifications

Factory Power Bank 
 Feature:


1.Portable charger power bank with overcurrent protection

2.Portable charger power bank with leakage protection

3.Electric core intelingent protection

4.The built-in protection circuit and automatic up and down voltage circuit

5.With its anti overchage,discharge,prevent over current and short circuit also with high temperature protection

6.With the using more safety and comfortable

Compatible digital devices

 

Itemcolorful and pretty USB universal factory power bank
ModelB-378
Capacity4000mAh
Battery Cell Type18650 Li-ion battery cell
Rated InputDC 5V,1A
Rated OutputDC 5V 1A/ DC 5V 2A
Recharge Cycles Portable charger power bank with CE/ROHS more than 500 times
LED Indicators4 battery capacity level LED indicators
Warranty 1 year
CertificationsCE RoHS FCC for Portable charger power bank



 Portable charger power bank with 4000mah   pictures

 

 

 

MOST attractive feature of Portable charger power bank 4000mah

 (Advantages)


1) The PCBA can reach 2.1A current which means it can charger Note3 and iphone at the same time. And current was controled in a very smart way by the PCBA which can judge the current rate by itself.


2) Further more we are using 18650 litium battery cell which can make sure customers charge all your devices safely.


Quality Control


 100% aging and quality check before shipping. Our production system is :


a) Fully check lithium battery and PCBA after it arrive our workhouse, pick out defective ones by computer systems automatically.

b) Assembly PCBA and battery together, put them in the aging line, do 100% aging. In this system all defective ones which may cause during assembly can be picked out.

c) Fix the PCBA and Battery on the casing

d) Do vibration test and drop test from 1.8 meters to make sure it has been fixed stable

e) Using Input and output checking machine check the voltage and current again to make sure it can pass the test. 

f) Do the package and prepare for shipping Factory power bank 4000mah .

 

new power bank Aipker services: