DC USB Step UP / Down 5V to 3.3V 9V 12V 24V Power Supply Module Adjustable Boost Buck Converter Voltage Regulators

Feature This product is very convenient to use there are 2 sets of systems as long as you plug in USB or micro USB or Type C in the power system PER can be randomly output 1 2V to 24V adjustable voltage power 2 3w Voltage Ammeter HeadSystem VAH you can measure the same voltage current as the multimeter but also can test power capacity and measure the current environmental temperature very convenient Specification Input 3 5V 12VOutput 1V 24VNet weight 32gPackaging included 1X USB Step Down Voltage Regulator Module