Apple Watch Wireless Charger Power Bank On Key Chain Features:<ul class="a-unordered-list a-vertical a-spacing-none"><li>The built-in 950 mAh lithium-ion battery can charge all series iWatch. It can charge 5 and 4 series Apple Watch once; 3 and 2 series Apple Watch 2 times; 1 series Apple Watch 3 times. Technology allows you to use it as a base for a bedside table or table so you can charge your charger and watch at the same time. Suitable for hotels or long trips.</li><li>Portable; pocket-size when you're outdoors; the pocket size of the portable charger will be carried around and it's easy to put in your pocket and bag while you're exercising. The wireless magnet charging method gives you a unique charging time.</li><li>Smart Keychain mobile power replaces the Apple Watch magnetic charging cable and uses the microcomputer electronic system to wirelessly charge the touch-sensitive Apple Watch by simply placing the Apple Watch on a black magnetic charger.</li><li>Press the power button to place the watch on the magnetic ring. Strong magnetic adsorption allows you to adjust the angle freely without deviating from the charger center. Easy to use; press the power button and set your watch on the magnetic circle. 4 LED lights tell you the status of the charge.&nbsp;&nbsp;Four LED lights tell you the state of charge; when all lights are on; the watch is fully charged. The charger can be charged while charging.</li></ul>