Features: 1. Convenient single-hand side slot design, the test lead can be fixed different direction for various use, such as test lead up-side fixed type for detection, down-side for maintenance, etc. 2. Small size for easy to carry in your hand or pocket; back clip design make it portable. 3. Just put the red test lead into power socket, there will light flash and alert beeper sounds if it is live wire. 4. Measures AC/DC voltage and current, resistance, diode, continuity. 5. LCD screen display with white light, convenient to read in a dim environment. 6. Three different type for your choice. Specification: Model: ZT100 Ranging: Auto Update Rate: 3 times / second Max Display ( LCD ): 4000 Counts DC Voltage: 400mV / 4V / 40V / 400V / 600V AC Voltage: 400mV / 4V / 40V / 400V / 600V DC Current: 40mA / 400mA / 10A AC Current: 40mA / 400mA / 10A Resistance : 400ohm / 4Kohm / 40Kohm / 400Kohm / 4Mohm / 40Mohm Frequency: 99.5Hz / 999.5Hz / 9.999KHz / 99.99KHz / 999.9KHz / 9.999MHz Capacitance: 4nF / 40nF / 400nF / 4uF / 40uF / 400uF / 1000uF / 4000uF Low Battery Indicator: Yes Powered: 2 x AAA Battery(Not Included) Data Hold: Yes Auto Power Off: Yes Weight: Approx. 226g / 8.0oz Size: Approx. 13.3 * 6.8 * 2.8cm / 5.2 * 2.7 * 1.1in Package List: 1 x Digital Display Multimeter 2 x Multimeter Pen 1 x English User Manual Note: Battery is not included.