This pen type multimeter with stable performance and anti-dropping capacity, uses 2000 counts digit LCD monitor with character 12mm high to offer clear readings, giving excellent performance and exquisite making as a handy utility instrument. Features: Portable pen type multimeter, used to test DC & AC voltage, resistance, positive diode voltage fall and audible continuity. 2000 counts digit LCD monitor with character 12mm high offers clear readings. Use the toggle switch to select functions and ranges. Other 3 keys to lock display value, turn on/off backlight, choose resistance, diode or continuity test, change units(DC or AC). With auto range control function, over-range indication and low battery indication. Auto Power Off: it will switch to standby mode automatically after 15mins if there's no operation. The anti-slip cover with test probe slots can protect multimeter and organize probes as well. Specifications: Material: plastic Display: LCD display with backlight Power Supply: 2 * 1.5V AAA RO3P batteries (not included) DC Voltage Range: 200mV/2V/20V/200V/600V DC Voltage Resolution: 0.1mV/1mV/10mV/100mV/1V AC Voltage Range: 2V/20V/200V/600V AC Voltage Resolution: 1mV/10mV/100mV/1V Resistance Range: 200/2k/20k/200k/2M/20M Resistance Resolution: 0.1/1/10/100/1k/10k Operating Temperature: 0~40C (relative humidity