Charge your smartwach anywhere you are, every time you need. This portable wireless charger, is easy to take with you thanks to the small design, giving you all the power you need to face trips and outdoor activities. Specifications: Input parameters: 2 (V) Output parameters: 2 (V) Type: wireless charging Charging current: 400 (mA) Battery Type: Lithium Battery Indicative function: Indicative function Interface: Micro USB Note: Wireless charger = receiver + transmitter Product Packaging: Charger, Data Line, Instructions, Packaging Box Product Description: 1. Excellent quality fears no external influence. Safety and Quality Inspection Center simulated the working conditions of - 20°C ~ 55°C, and everything was normal. 2. Apple Watch Charging Treasure, portable and super-large capacity. 3. About 1.5-2 hours full of I watch, the built-in smart chip charges fast and has strong anti-expansion, which brings faster-charging speed to the mobile phone.