Input parameter: 5 (V) Output parameter: 10W (V) Type: Wireless charger Charging current: 2000 (mA) Battery type: Lithium battery product description This product is a smart phone wireless charger, compatible with QI standard mobile phone devices, with clock and alarm and night light functions. Specifications Input: DC 5V / 2A 9V / 1.67A Output: DC 5V / 1A 9V / 1.2A (10W) Power conversion: ≥72% Size: 115 * 24 * 55mm Features: 1. Clock function: In the clock display state, adjust the time by pressing ①②③ three keys, ① key selection, ② / ③ key to adjust the time. 2. Alarm clock function: After setting the time, press ① to enter the alarm clock setting mode, modify the time through ①②③, adjust the alarm time, press the ① key to display the alarm switch status, you can press ① to save and exit the setting. Precautions 1. Do not disassemble or throw into fire or water to avoid short circuit and leakage. 2. Please do not use it in severe high temperature, humidity or corrosive environment to avoid leakage current of damaged circuit. 3. Do not place it too close to the magnetic stripe or the magnetic card of the chip to avoid invalidation of the magnetic card.