Product Number:ZFCZ-101. Input: AC100-240V. 50/60Hz 0.5A Output:U1:5V=2.1A U2:QC3.0 5V=3A 9V=2A 12V=1.5A Total:20W. The Dual & Single USB US EU Standard travel charger is convenient to take along as a travel charger. Compatiable with most USB powered device, cellphone Overvoltage protection: automatic protection of output overvoltage; Short-circuit protection: automatic short-circuit protection at the output end.syi