Type-c interface: built-in USB Type-C interface , supporting Try functionBC1.2 module: supports BC1.2DCP mode and for / modeFor interface decryption: built-in for interface decryption functionElectricity metering and display: built-in 12 bit ; Precise electricity of built-in coulometerProtection mechanism: input overvoltage protection, output overcurrent/short circuit protection, charging timeout/overvoltage protection, temperature protectionNote: The battery capacity set for this product is 20000mA.If you need to increase the battery capacity, replace the R8 resistor.Model: QC4+PD3.0Switch:Charging current up to 5A, efficiency up to 95%Support 4.2/4.35/4.4/4.5V battery typeSupport JEITA specificationSupport temperature loop controlSynchronous boost:Output power up to 22.5W, efficiency up to 95%Automatic load detection/light load detectionSupport wireless charging modeSupport low current modeOutput fast charging protocol:Support PPS/PD3.0/PD2.0Support QC4+/QC4/QC3.0/QC2.0Support Support Support SCPSupport PE2.0/PE1.1Support SFCPSupport VOOCEnter the fast charging protocol:Support PD3.0/PD2.0Support Support Support SCPSupport PE1.1color:BlackMaterial:PCB+metalPackage Contents:1 bank moduleOnly the above package content, other are not included.Note: Light reflection 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.