Shenzhen Ringstar Technology Co., Ltd.  

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Power bank/ power source battery
Mobile backup power/ backup mobile power for iPhone/11500mAh mobile backup
Power/Wholesale Mobile Backup Power/Mobile Power bank portable charger backup
Battery/Portable Mobile Power Station / Backup Battery Charger for iPhone
22000mAh Mobile Power and portable charger

Part number: L1
Specification:
Capacity: 2200mAh
Input: DC5.0V-1A
Output: DC 5.3V/1000mA
Charging time: 8-10hours
Battery life: Cycle over 500 times
Size: 76 X 58 X 21 mm
Weight: 136g
Color: 5 Black/Rose red/Green /Purple/Blue
Netweight: 200g

Features
1: Inside micro computer control
2: Low static power consumption
3: Stop outputing automaticlly once MID/Mobile phones full charged
4: Intelligent capacity indication, all on one press.
5: Intelligent protection: Over-charge, over-discharge,
Over-current, short-circuit protection etc.

Accessories
1. Package
2. User manual
3. DC3.5 connector wire
4.3PCS adaptor: Micro USB, Apple for iPhone/iPad, Mini USB

Packing list
Box: 19X11X3cm
50PCS in One Carton
N. W: 8.0 KGS
G. W: 8.5KGS
Carton: 42X31X25CM

Sample Policy: One Sample is Free, but Freight is Charge for YOU.
Just to testing the quality of my product before place orders