Slimline 4000mAh power bank with a power indicator gauge and a smart aluminium finish. It is ideal for charging mobile phones and other compatible electronic devices. The input power is 5V/1 Amp and the output power is 5V/1 Amp. Recharging time is 5-6 hours and the lithium polymer battery can be recharged over 500 times from any USB port or a mains adaptor. Comprehensive instructions and a micro USB cable are included. An optional EVA carry case and a triple connector cable are available on request. Zion laser engraves to an oxidised white colour.