The Ventev PowerCELL Backup Battery is designed to deliver you power from the PowerCELL to you T-Mobile Sidekick 4G by connecting it though a USB Data Cord. Pretty Simple, right? It's all you have to do to get your battery back to 100%. The LED-indicator light displays how much power is left in the PowerCELL.

Features of the T-Mobile Sidekick 4G Ventev PowerCELL Backup Battery:
→ Includes one Mini USB & one Micro USB Data Cable
→ LED Indictactor lights shows battery backup levels
→ Delivers portable power, allowing you to charger your Samsung Epic 4G device from anywhere
→ Powered by a 1700mah Lithium Ion Battery, which chargers in 3 Hours
→ Dimensions: 3.5" x 2" x 0.5" Inches

Compatible with: T-Mobile Sidekick 4G Phone.