Giới thiệu 2 Channel Usb Qc3.0 Qc2.0 Dc-Dc Buck Converter Charging Step Down ule 6-32V 9V 12V 24V To Fast Quick Charger Circuit Board 3V 5V 12V

Output voltage: default 5 V, automatically adjust between 3-12 V after fast charge activation
Output power: up to 24 W (5 V / 3.4A, 9 V / 2.5 A, 12 V / 2A, etc.)
Output voltage for compensation function cable
Conversion efficiency: 90% -97%
Support for multiple fast charging protocols
Overvoltage input and undervoltage protection
Input overcurrent protection
Maximum output current, short circuit protection
Machine over temperature protection
Quick charge support agreement
Support DCP protocol, BC1.2, Apple, Samsung protocol
Huawei Support Fast Upload FCP / SCP Protocol
Huawei Support Protocol Fast Charge AFC
Support Spreadtrum Protocol Fast Load SFCP
Qualcomm QC2.0 and 3.0 support
MTK support PE1.1 / PE2.0
size: 50*40mm
Material: metal + plastic
colour:Black
Package Contents:
1 * Buck uleOnly the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.