Brand N/A Model N/A Quantity 1 Color Blue Material Plastic + PCB + iron Specification Input voltage: 4.5~30V input voltage do not exceed 30V; Output voltage :0.8~30V continuously adjustable (default output 5V); 0.8~30V fixed output; The default is adjustable output; Output current: 0~12A 100W enhance heat dissipation of up to 200W; Operating temperature: -40'C~+85'C; Operating frequency: 300KHz; Conversion efficiency: Up to 95% (efficiency and input and output voltage current pressure related); Short-circuit protection: Yes (limit current 14A) Please try not to short-circuit; Over-temperature protection: Yes (over-temperature shutdown automatically after output); Input Reverse Polarity Protection: None (if required in the input string into the diode); Installation: four 3mm screws; Connection: terminals solderless V-IN as an input V-OUT is the output; Module dimensions: length: 60mm width: 51mm height: 22mm Features Adjustable step-down module Application This module can be applied to the input voltage is higher than the output voltage of the buck areas such as batteries power transformers DIY adjustable power supply 24V car T of the power supply automotive LED lights with power industrial equipment buck 12V switch 3.3V 12V switch 5V 24V switch 5V 24V to 12V and so on. English Manual/Spec Have Packing List 1 x Adjustable step-down module