Griffin Travel Power Bank Backup Battery for Apple Watch - Ultra-Portable Recharging Key Chain for Apple Watch;

Leave your Apple Watch magnetic charging cable safe at home when you travel with griffin’ S travel power bank for Apple Watch. The compact battery and integrated charging surface deliver ultra-portable power wherever and whenever you need it. The built-in rechargeable battery delivers up to 2.5 Full charges for your Apple Watch before it needs recharging through the included Micro-USB cable. With a compact footprint (approximately the size of a small stack of business cards), The travel power bank slips easily into a bag, backpack or briefcase. A keyring is attached, so you can clip it to a hook or carabiner, or attach it to your keys.