Features:6000 Counts Multi-function - Can display 6000 counts and test AC/DC voltage/current, diode, resistance, capacitance, frequency test, duty cycle, continuity, live line identification NCV.Precision Circuit Board Overload Protection - Use the PTC ceramics protection circuit for resistance, AC voltage current frequency test, shielding interference and continuity test can be 70??.SELECT key for Functions Selection - Switch the test among DC/AC current, diode, resistance, capacitance continuity. Max min value test, data hold and auto power off function. Use PTC protection circuit in the resistor.Easy to Use Clear to Read - Backlight large LCD display, easy convenient to use in the dark. With a bracket on the back, convenient to place it on the table and read the values.Portable Design - Shockproof, anti-drop, anti-skid, anti-static design, suitable for single hand operating with a comfortable feeling. Powered by 2x1.5V AAA batteries(Not Included).