Electric HT125B Digital Multimeter AC DC Resistance Capacity Voltage Diode Meter with Backlight Flashlight Smart Test Sensor Feature: Equipped with a large display screen, you can operate more clearly and view data more clearly. Wide application range: it can be used in electronic maintenance, electrical engineering, quality , scientific research and education, etc. With backlight and flashlight functions, it is more convenient for you to use and read in the dark. Automatic shutdown function: without any key operation in about 15 minutes, the instrument will automatically shut down to save energy. Portable size, easy to carry, you can easily take it with you and use it anytime and anywhere. With data retention function, it will give you a better experience. Specification: Material: ABS Power supply: 2*AAA battery (excluding) DC voltage: Range: 0.8 v ~ 600 v Accuracy: ±(0.5%+3) AC voltage: Range: 0.8 v ~ 600 v Accuracy: ±(0.8%+3) Response: 40Hz~1kHz TRMS Frequency: Range: 4Hz~200kHz Accuracy: ±(1.0%+3) Continuity: < approximate.50Ω will sound with indicator light on Capacitance: Range: 4nF~4mF Accuracy: ±(4.0%+5) Diode: Displays the diode voltage drop Environmental conditions of use: Pollution level 2, altitude < 2000m Working temperature and humidity: 0~40℃(