Equipped with a buzzing prompt during on / off detection, it facilitates users to quickly identify the circuit condition Adopting a clamp design, it is to quickly clamp wires and measure current without cutting off the circuit Integrating voltages, current, on / off, buzzing, and resistance measurement to meet various measurement needs Adopting advanced measurement technology to provide accurate voltages and current readings, ensuring accurate measurement results Equipped with automatic shutdown function, saving battery power and extending service life Equipped with a large LCD display screen, the measurement results are clearly displayed for easy data reading, Manufacturer: Dasbsug