DC 12V to 5V Power Inverter Mini / Micro USB DC 3.5 Hard Wired Converter Kit Car Charger Cable for GPS Tablet Phone PDA DVR Recorder (DC 3.5mm)by HitCar Synchronous rectification, the conversion rate is 96% or more, very low heat Auto protection: Over voltage, over current, over temperature, short circuit It can be and can work in normal condition when restored Long term stable and reliable quality Super-thin, small size, high efficiency, easy installation and use Input voltage: DC8-20V, (12V changes to 5V) 60x18x8 MM Small ann Compact Size Easy to hide in the Car Module Properties: non-isolated buck module (BUCK) Rectification: synchronous rectification Input voltage: DC 12V (8V-22V) Output voltage: 5V Output Current: 3A/15W (MAX), Can work at below 2.5A for long time. Conversion efficiency: Max 96% Cable Length: 135CM / 335 CM 1x Wire Charger Cable