Features: 100% Brand new and high quality! Digital control and digital display step down module. Automatic output after electrify You can open and colse it according to the need Small volume High power High efficiency Working stability It controlled by high speed micro controller can adjust the output voltage and current accurately. It have 10 groups of storage locationcan store and bring up the parameters at any time. It equipped with four of the eight period LED digital tube which can real-time display voltagecurrentpowercapacity and other parameters. Digital display convenient and easy to use Specifications: Input voltage: 6V --40V Output voltage: 0--36V Output current: 0--3A Voltage regulation/display resolution: 0.01V Current regulation/display resolution: 0.001A The minimum display resolution of power: 0.001W The minimum display resolution of capacity: 0.001AH Conversion efficiency: up to 92% The output ripple: !#!lt!*!= 50 mV Working temperature: -40degree-- 85degree Working frequency: 150KHz Short circuit protection: Constant current Input reverse connect protection: Noif necessary please install diode Connection mode: Terminals Size(mm): 66(long) x 50(wide) x 21(high) Package includes: 1 x Step Down Power Module