Accurate measurement of current, voltage, resistance. LCD backlight with large digits for good visibility in dimly lit environments. Compact design for portability. Use: Checking household electrical, automotive electronics (battery, alternator, etc.), circuits (electric models, radios, electronic components, etc.). The test pen plugs are inserted and inserted smoothly and firmly, and the position of the word printed on the panel is accurate and clear. Function range dial: 20 gears, the gears are accurate and the hole positions are clear and color-coded. The gears have a strong sense of pause. Industrial-grade silicone shell: anti-fall anti-slip anti-static; effective anti-fall silicone material to protect the hardware from damage. Screen backlight and bright screen: the measurement value can be clearly seen in the dark environment and the design of the adjustable extension support frame. Color: Black Quantity delivered: 1 piecebecomeveryrich