USB 4000mAh External Battery Backup Power Bank
Mobile power storage, portable for both in door and outside
Excellent quality ensured
Perfect power supply for business trip, travel, field work, etc
Fit for All kinds of mobile digital devices that uses 5V USB power
Repeatedly use of a single charge, portable design, convenient to carry
Stylish design portable battery emergency charger power bank for mobile phone, tablet, digital camera, PDA, MP3, MP4, etc.
Built-in 4000mAh high capacity rechargeable Li-Ion battery
4000mAh capability, powerful with long operation time
Designed to provide power for your iPhone, iPod
Compatible with Nokia, Samsung, HTC, MP3, MP4, and other mobile phones.
High efficiency of power conversion.
Portable, practical and long cycle life.
Safe and reliable, perfect for using on travelling and outdoor activities
4000mAh External Battery Charger Mobile Power bank
Protection Function: With short circuit, overcharge, discharge protection function
Product cell types: Cylindrical lithium ion battery
Battery capacity: 4000 mAh
Rated input: 5.0 V 1000 mA
Rated output: 5.0 V 1000 mA(MAX)
1 x 4000mAh Power Bank
1 x Micro USB cable