1. Scope of work: Current (0-2.5A) can detect mobile phone charger voltage compliance DC5V 2. Scope of work: U = 3~7.5V I = 0~3A 3. Resolution: Voltage 10mV current 1mA 4. Error: voltage <+/- 1% current <+/- 2% 5. Full scale drop: When (measuring current 200mV) 6. Operating temperature: 0-60 degree C 7. The tester uses a new generation of power four semi-double loop integral converter IC, with a precision bandgap reference, range accuracy, high precision, stable and reliable performance, strong anti-interference ability, high temperature can be used for measuring USB powered or power consumption of the interface, mobile phone charger, U disk and other products. 8. It can be used to measure an empty USB-powered devices, voltage loads, USB terminal equipment working voltage and current. 9. Current and voltage cycle, easy to use and practical.
