["brand new and high quality.\nFeatures:\nSmall size, high power, high efficiency, easy to use.\nWith memory function, it can save 10 groups of parameters which are free to retrieve.\nWith advanced microprocessors, it allows precise adjustment of output voltage and current.\nCan set whether automatically output after power on.One for key to save current voltage and current values.\nWith the indicators of output \"OUT\", constant voltage \"CV\" and constant current \"CC\", you can check the operating state in real for time.\n4-digits digital display shows output voltage, current, power, capacity and other parameters in real for time by automatic or manual way.\nConstant voltage and constant current state. It can ensure the stability of the output voltage, even when the input voltage is higher or less than the output voltage.\n\nSpecifications:\nInput Voltage: for DC 10 - 40V\nInput Current: 0 - 6A\nOutput Voltage: for DC 0 -38V\nVoltage Resolution: 0.01V\nCurrent Resolution: 0.001A\nPower Resolution: 0.001W\nCapacity Resolution: 0.001mAh\nConversion Efficiency: up to 92%(max)\nWorking Temperature: -40 -85℃\nWorking Frequency: 150 KHz\nMaterial: Metal and Plastic\nDimension: approx.10x8cm/3.94x3.15in\nColor: As pictures shown\nQuantity: 1 Pc\n\nNote:\nNo retail package.\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 x Step Down Module"]