Power Cube 5000 is an aluminium alloy housed portable charger with 5000mAh capacity and 2.4A fast charging. An embedded Micro USB cable to charge Android devices makes charging cordless and cable-less. It also builds in USB output port to charge most mobile devices and Micro USB input port to recharge itself. Specially designed LED indicator can clearly show you the charging / recharging status. One-key power button, you can press to start charging and see the battery level /charging status. It uses smart circuit to protect it from overcharge, over discharge, over voltage, over current, short circuit etc., extremely safe. Technical Details - Output voltage / current: 5V / 2.4A (max)(Lightning connector) - Output voltage / current: 5V / 1.0A (USB connector) - Input voltage / current: 5V / 1.5A (max) - Battery: Li-polymer battery - Cycle life: 500 times - Standard capacity: 5000mAh / 3.8V (19Wh) - DC charging time: 4-5 hours - Operating temperature: 0 - 40 degrees celsius - Dimensions: 130 (L)x66(W)x 11(H)mm