Small size， 26.4 (L) * 15 (W) * 7.4 (H) mm<br>Input with reverse polarity protection diode， will not damagewhen input connect incorrect<br>Ultra-low static current， 0.85 mA only. Do not need to addswith when connected to the car battery， can be connected to carcigarette lighter cable or ACC power supply cable<br>Module Parameters:<br>Module Properties: non-isolated buck module (BUCK)synchronous rectification<br>Input voltage: DC 6-24V&nbsp; Output voltage:5.1-5.2V<br>Output current: 3A MAX (please enhance heat dissipation whenfull load using)， the actual test result input 12V output current2A do not need to enhance heat dissipation.<br>Conversion efficiency: can up to 97.5% (6.5V step down to 5V0.7A) (after short reverse protection and fuses testvalue)<br>Switch frequency: 500KHz<br>Output ripple: 10mV around (12V to 5V3A) 20Mbandwidth<br>Output indicator: Output voltage indicator is red<br>Operating temperature: Industrial grade (-40 u2103 to + 85 u2103)(the higher the ambient temperature， the lower the outputpower)<br>Output overvoltage protection: Yes， input 1.5A fuse， output5V have 300W TVS tube clamp protection.<br>Full load temperature: 30 u2103<br>Static current: 0.85 mA<br>Load regulation: u00b1 1%<br>Voltage Regulation: u00b1 0.5%<br>Dynamic response speed: 5% 200uS<br>Output short circuit protection: Yes， but please do not shortcircuit for a long time<br>Input reverse polarity protection: Yes， there is reversepolarity protection diode<br>Connection mode: Welding<br>Input mode: Welding<br>Output mode: USB