Red Blue Dual Display USB Tester 5V 12V Digital Voltmeter Ammeter Car Voltage Meter Detector Monitor Power Bank Charger Doctor

Dimension: 66x23x14mm

It is easy to measure the USB port and the device's small multi-2, no power supply and other ancillary equipment, the output voltage of the plug's output current and the standard also detects the USB charger's output voltage and current standards for factories, laboratories and users. . Technical indicators: Working range: current (0~2.5A) can detect mobile phone charger voltage qualified DC5V Business scope: U = 4~30V I = 0~2.5A Resolution: 10mV voltage and current 1mA Error: voltage <±1% current <±2% Full scale drop: (when measuring current) is 200mV The tester adopts a new generation of power supply four and a half ~ double loop integral conversion IC, with high-precision bandgap reference, ranging accuracy, high precision, stable and reliable performance, strong anti-interference ability ~ strong anti-interference ability, high temperature resistance, available For measuring USB power supply or interface, the power consumption of mobile phone chargers, U disk and other products. 1. USB powered devices can be used to measure air, voltage load, and operating voltage and current of USB terminal devices. 2, current and voltage cycle, ease of use and practicality. 3, compact, easy to carry, no need for extra power