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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: KingKong
  • Model Number: K40 W
  • Dimension: 105x68x10mm
  • Weight: 100g
  • Outport: 5V / 2.1A
  • Input: 5V / 1A
  • Color: Black, Blue, Red, Silver
  • Packaging Details:: industry packing
  • Delivery Detail:: 30 days after samples confirmed
  • Capacity: 4000mAh

Packaging & Delivery

Packaging Details industry packing
Delivery Time 30 days

Factory supply 7000mah universial  type  widely use power bank



Li-Polymer Battery Cell with high safty and stability 
Built in Proprietary Software to control temperature, voltage 
and current. 
Long time standby 
High compliancy for electronic devices 
Contemparary design and ultra slim size 

Capacity: 4000mAh
Input :  5V / 1A 
Output :  5V / 2.1A 
Input MAX Current: 1000mAh 
Output max current:2100mA 
Operating Temperature: -10~50 °C 
TFT display


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Transaction Details

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China (Mainland)
Transaction Level:
Supplier Assessments:
5 Transactions 7,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $40,000
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