Slip the Kensington Pocket Battery Pack for Smartphones into your pocket and you've got everything you need to give your Blackberry, Nokia, Motorola, Samsung, HTC, LG or other smartphones a fresh charge. The Pocket Battery Pack for Smartphones adds 3.5 hours of additional talk time, and has both mini and micro USB charging cables as well as a USB charging tip built right in for recharging so there are no parts to lose

• Slips into your pocket to keep your Blackberry® or other smartphone charged anywhere you need it
• Built-in mini and micro USB charging cables
• Rechargeable, light and incredibly thin