eBay item number:264594414119 Description: Input voltage range: 6v-32v Output Voltage: Standard 5V, Automatically adjust between 3-12V after fast charge tripping Output power: up to 24 w (5 v / 3.4A, 9 v / 2.5A, 12 v / 2A, etc.)MH-KC24 USB charging module with support for Qualcomm QC3.0 QC2.0 technology (Step Down) Output cable voltage compensation function Conversion efficiency: 90% -97% Support for multiple fast loading protocols Input Overvoltage and undervoltage protection Input Overcurrent protection Overcurrent output, short circuit protection The machine over temperature protection Size:19*38mm Fast Charge Support Agreement: Support DCP protocol, BC1.2, Apple, Samsung protocol Huawei Support Fast Charge Protocol FCP / SCP Huawei AFC Fast Charge Support Protocol Spreadtrum Fast Charge SFCP Support Protocol Qualcomm QC2.0 and 3.0 Support MTK PE1.1 / PE2.0 support
USB-PD, or USB-C Power Delivery, is a new protocol specification that allows for
faster and more flexible charging. ... Devices no longer need a separate USB and
power jack, as older computers often have. Devices can charge and discharge
through the same port, meaning power direction is no longer fixed.
https://en.wikipedia.org/wiki/Quick_Charge
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