QC3.0 USB DC-DC Buck Converter Charging Step Down Module Circuit Board, 501 Original

QC3.0 QC2.0 USB DC-DC Buck Converter Charging Step Down Module 6-32V 9V 12V 24V to Fast Quick Charger Circuit Board 3V 5V 12VFeatures:Supporting multiple fast charging protocols.Input Overvoltage and Undervoltage Protection.Input protection.Overcurrent and Short Circuit.Specifications:Voltage range input: 6 V to 32 VOutput Voltage: The default value is 5 V. After fast charging is activated, it will automatically adjust 3 to 12 V.Conversion efficiency: 90% to 97%.Purpose: Charging power adapterMaterial: Plastic ShellSize: 45*20*5mm/1.77*0.79*0.2\"Notes:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow slight measuring deviation due to manual measurement.1 X Module