"The Vantec Power Gem 3500 portable battery bank comes in four colors, to suite any personality. The finish of the Power Gem 3500 is a scratch resistant UV coating and has a set of four blue LEDs to indicate the battery charge level. Vantec designed the battery pack with a 3500mAh Lithium-ion Polymer battery. This provides the typical USB device with between 1.5 and 2 full charges. At only 104g and 113 x 59 x 15mm, the Vantec Power Gem 3500 is very small and light for easy transportation. Two USB ports are located on the battery pack providing 5V and 1A of power each, so that two devices can be charged at the same time. Vantec also included Over Charge Protection, Over Discharging Protection, Over Current Protection, Short Circuit Protection, and Over Temperature Protection."
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