Description: Test Pen: Easily test voltage with this functional LCD digital tester. Pencil Tester: Zero fire line identification makes this test pen safe and reliable. Flashlight lighting: Press and hold the flashlight button, allowing you to no longer be afraid of not being able to see the measured position in a dark environment and eliminate the risk of electric shock Night viewing blue light digital display screen display: The large digital display screen has clear readings, is simple and easy to use, and can also display numerical values clearly in the dark. High voltage induction test: suitable for induction detection of Accepted power below 100Ov. Grasp the pen tip with your hand, and the tail of the pen is close to the detection object. The light on indicates that there is power, and the brighter the light, the higher the voltage. Specification: Color: multi-color. Material: ABS,Metal. Size: Approx 14.25*2.6*1.89cm/5.61*1.02*0.74inch. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: Test Pen 1LR1130 Button Battery 3 PP Bag