DaFuRui DC-DC Adjustable USB Power Supply Module 3.5~12V to 1.0~24V LCD Step Up/Down Module CVCC Buck Boost Voltage Converter with Shell

Voltage Regulation System (PER): Parameter: Input voltage: 3.5V~12V Output voltage: 1.0V~24V  Protection: low-voltage protection; over-current protection; over-power protection. Measurement System (VAH): Parameters: Measuring voltage range V: 0-35V Measuring current range A: 0-3A Measuring power range W: 0-110W Measuring capacity range Ah: 0-9999Ah Measuring time range h: 0-100 hours Measurement range: -20?~70?/-68?~158? Note: This item can only detect forward voltage and forward current.  Please do not connect the wires reversely. Otherwise it will cause damage to the product. With dual systems of this product: PER?Voltage Regulation System (PER) In voltage regulation system, when plug the USB, micro USB or type-C in, the item can output 1.0-24V adjustable voltage, and the power is 2-3W. VAH?Measurement System ?VAH? In measurement system, the item can measure voltage,current, power, capacity and time just as a multimeter. Package Included: 1x USB Voltage Regulator