Feature 1 The LCD display panel is immersed in gold technology to prevent oxidation and poor contact and prevent incomplete display after long term use 2 Independent silicone buttons to set the voltage or current one key to enter one key to exit fast and concise rejecting tediousness3 The upper and lower boards have independent architecture and independent MCU The LCD or color screen display board can be replaced at will and the power supply board can also be used independently 4 The upgraded silicone button material is soft comfortable to the touch has an excellent feel is durable and has a longer service life 5 Humanized design reserved 5V fan interface customers can add their own fans to cool down supports fans within 5V150mAProduct parameters More details Click here to openProduct modelSK40SK90Product nameCNC DC voltage buck boost power supplyInput voltage6 36 00VOutput voltage0 5 36 00VOutput current0 4 5A0 5AOutput power40W90WVoltage resolution0 01VVoltage accuracy±0 3 3 words Calibratable Output current accuracy±0 5 3 words Calibratable Current resolution0 001 AData group storage11 groupsSilicon rubber keypads5BuzzerYesSoftYesScreen sizeUpgraded 1 8 inch large screen 36 29mm visible rangeConversion efficiencyAbout 88 Product size83x48x29 4mm Height does not include rotary encoder Product weightNet weight of product 103g Weight with packaging 123gUnder voltage protect LUP 5 5 35V adjustable factory default value of 5 5VOutput overvoltage