Input overvoltage and undervoltage protectionInput overcurrent protectionOutput overcurrent, short circuit protectionMachine over temperature protectionSupport fast charge agreementProduct FeaturesInput voltage range: 6V-32VOutput voltage: default 5V, automatically adjust between 3-12V after triggering fast chargeOutput power: up to 24W (5V/3.4A, 9V/2.5A, 12V/2A, etc.)Output voltage cable compensation functionConversion efficiency: 90%-97%Support multiple fast charging protocolsSupport DCP protocol, BC1.2, , protocolSupport Fast Charge Protocol /SCPSupport Fast Charge Protocol Support Spreadtrum Fast Charge Protocol SFCPSupport Qualcomm QC2.0 and 3.0Support MTK PE1.1/PE2.0Colour:blackMaterial:Metal + plasticSize:90*45mmPackage Contents:1x DC step-down moduleOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.