for Apple Watch Charger Compatible with iWatch Series 54321 iWatch Charger Cable Perfect for Apple Watch 38mm40mm42mm44mm

Simple to Use: Built with magnetic charging module, just only hold the charger close to the back of the watch and the magnet will automatically connect it. NOTE: -This magnetic charging cable can't match the stand which support the Apple original charging cable -It's better to charge without your iWatch case. Compatible: Apple Watch Series 1: Apple Watch, Apple Watch Sport, Apple Watch Edition  Apple Watch Series 2: Apple Watch, Apple Watch Nike+, Apple Watch Hermès, Apple Watch Edition Apple Watch Series 3: Apple Watch, Apple Watch Nike+, Apple Watch Hermès, Apple Watch Edition Apple Watch Series 4: Apple Watch, Apple Watch Nike+, Apple Watch Hermès, Apple Watch Edition Parameter: Color: white Input: 5V/1A Output: 5V/1A Launch distance : 5mm-8mm  Transmitting current: 160ma  Charger weight : 30g Working frequency: 100-200khz Conversion efficiency: > 72% Charging mode: magnetic induction charging Length: 3.3 feet (1 meter) Working environment: -10? ~ 50?