jinxuan Wireless Changer Compatible with Apple WatchMagnetic iWatch Charger Builtin 1000mAh Power Bank Charger for Apple Watch Series 54321Nike ?White?

Description: Interface: USB Weight: 1.92 oz Dimensions:4.1*2.4*0.9 inch Working Frequency: 100-200 KHz Conversion Efficiency: >72% Charging Mode: magnetic induction charging Parameter characteristics: 1. Built-in output short circuit protection. 2. Built-in overvoltage and overload protection. 3. Use the imported components, test the aging of them with real machine,and the safety performance is high. 4. The performance of anti-interference is excellent. 5. The dc ripple is small, so it has high working efficiency and fast charging speed. 6. Compatable with low working temperature and it has a long service life. Universal Compatibility for: Apple Watch Series 5: 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 Series 3: Apple Watch, Apple Watch Nike +, Apple Watch Hermès, Apple Watch Edition Apple Watch Series 2: Apple Watch, Apple Watch Nike +, Apple Watch Hermès, Apple Watch Edition Apple Watch Series 1: Apple Watch, Apple Watch Sport, Apple Watch Edition