AtomXS 2-Hour Key Chain Emergency Charger (800mAh, Micro-USB)

The 2-Hour Key Chain Emergency Charger from AtomXS is designed to charge your smartphone or tablet with its 800mAh battery and micro-USB connector. When you need to recharge this tiny power bank, simply plug in a micro-USB cable into its available charging port. When fully charged, it can power your devices for up to two hours.