Design inspired 4400mAh power bank that really packs a punch. It is ideal for charging mobile phones, tablets, cameras, GPS, Bluetooth speakers and headphones etc. Has a 3 function flashlight with 2 different flash signals so it can be used as an emergency light. The Optimus Power Bank will charge a smart phone twice and 40% charge a tablet but as all electronic devices differ this is only an approximate indication of performance. Recharging time is 4-5 hours and the lithium ion battery can be recharged over 500 times from any USB port or mains Adaptor. Comprehensive instructions along with a micro USB cable are included and Apple Connectors are available for an additional cost. The unit is fitted with A grade batteries which comply with both UN 38.3 and UL battery testing standards and it has CE, FCC and ROHS certification which is available on request. Can be supplied in an optional EVA carry case along with any of the following accessories Mini USB Car Charger, Apple Connectors, Ear Buds, Triple Connector Cable, Large Micro USB Cable and USB Mains Adaptor Plug.