Mountpower 2600mah Lipstick Portable Backup Battery Charger Power Bank. Mobile Power Source for Smart Phones and Digital Devices.(red) We are the Manufacturer, so products sold to customers directly in stead of through middlemen Safety: products are underwritten by PING AN INSURANCE (GROUP) COMPANY OF CHINA ,LTD. High quality Lithium-ion battery ensures reliability Stylish, compact, lightweight design (3.5 x 0.85 x 0.85in, 2.6oz) fits easily into any pocket or bag. Intelligent control IC with over-charge, over-discharge, over-current and short circuit protection.