|Output Voltage / Current||5V / 1A|
|Intput Voltage / Current||5V / 1A|
|Cycle Life||500 times|
|DC Charging Time||5 - 6 hours|
|Battery Capacity||4000mAh / 3.7V / 14.8wh|
|Operating Temperature||0℃ ~ +45℃|
|Dimension||30.4 x 21.4 x 108.5 mm|
A built-in Micro USB connector is ready to directly charge iPod and iPhone, an EXTRA female USB output is built in to charge most of other devices with its original charging cables, a Micro USB charging cable is included to support charging to most Micro USB powered devices.
Support charging to two devices at the same time.
The built-in male USB input dock provides the convenience of recharging; simply connect to any powered USB equipment to recharge. No bulk cables are needed for charging and re-charging, convenient to use.
A simple press on the on/off button on top will tell you how much juice is left in the Power Tube: red means below 15%, orange means 15%-40%, green means 40-70% and blue means 70% up. The same indicator lights also function as re-charging status indicator. When the blue LED light is always on (stop blinking), it means the Power Tube is fully re-charged.
A velvet pouch is included for easy carrying
Power Tube 3000 is a rectangle tubing shape, compact and unique All-in-One portable charger with built-in Apple 30 pin connector for iPod, iPhone and more. With the included Micro USB cable, it can also recharge Micro USB devices such as Samsung, Blackberry, HTC, LG Windows phone. With the exact same design are the Power Tube 4000 which has a bigger capacity of 4000mAh.