Detail:  Samsung Adapter Qualcomm Quick Charge QC 3.0 Adaptive Fast Charging Technology Capable Supports Ultra-Fast Charging On All Smartphones Of Samsung, Huawei, Oppo All Companies Output Rating: 9.0V = 1.07A 5.0V = 2.0A Designed By Samsung Made In China Also Send Screen Charging Notification- Works On Low Voltage 100 – 240 Volts.