Sell USB Step-up Boost Converter.DC-DC 5V to 3.3V 9V 12V 24V best price

Specification: Input voltage: 3.5V-12V Output voltage: 1.2-24V Output Voltage 1.2V-2V, Used within 2W Output Voltage 2V-20V, Used within 3W Output Voltage 20V-24V, Used within 2.5W Output power = output voltage x output current Product size: 80mm*20mm*10mm/3.14*0.78*0.39'' weight: 15g Step Up/Down Power Supply (PER), Input DC 3.5V - 12V, Output DC 1.2V - 24V, can used as 3.3V 9V 12V 24V desktop voltage regulator module. Multimeter Tester (VAH), Voltage: 0-35V, Current: 0-3A, Power: 0-110W, Capacity: 0-9999Ah, Time: 0-100h, Suitable for battery charge discharge measurement or as a Voltmeter/Ammeter Monitor etc. Features: Supports standard USB and micro USB 5V input, With overload protect and power-off storage function, can be adjusted Output accurately by the multi-turn potentiometer. USB Buck Boost Meter Tester Module supports voltage current calibration for the both PER and VAH systems, Single adjustment volt range -0.2V ~ 0.2V, current range -0.02A ~ 0.02A. Note: Please use it within the power range, Positive and negative reverse connection will damage the module, Carefully read the product description and photos before use.