Portable Charger for Apple Watch: Built-in 1200mAh battery, you can carry it anywhere, key ring design easy to hang on the bag, extend the battery life of Apple Watch in emergency when the watch power is low, fast charging for about 2.5 hours allows you watch to give full power. It can charge the watch 1-1.5 times when this charger is fully charged. Convenient pocket for your wallet pocket bag

【RECHARGEABLE】This is a rechargeable charger, small and lightweight design, compact enough for a weekend away, combine your big power bank and other USB chargers, you can quickly recharge this chargers after transferring power to your iwatches, portable charger for Apple devices. The watch will be fully charged for about 1.5 hours. Easy to use when you are daily running, sports, work date, travel

[Charging Protection] It features over-current, over-voltage, short-circuit and over-temperature protection design, providing a safe charging environment. It is a fast wireless magnetic chargers for i-watch which most people use for camping, office, road, trip, plane and car travel.