NIUNIU LONG STEEL PROBE -- The long sharp steel probe with alligator clip can easily reach into tight spaces and also pierce through insulation, ensuring your hands safety while you test connections BUILT-IN LIGHT INDICATOR This circuit tester also includes a built in light indicator. The light will illuminate brightly to tell you when a circuit is live and good to use. Light will not illuminate if a circuit is broken ERGONOMIC DESIGN -- Handle is made of AS plastic and the hardened tempered carbon steel probe is chrome plated. The slim ergonomic design of this tester ensures you have a tight comfortable grip while using CONVENIENT USE -- This circuit tester includes an extra-long Line that makes for great flexibility and freedom so you can move around comfortably when you test circuits out around the house or for big vehicles like trucks MULTI-APPLICATIONS Can be used in a variety of applications. Mechanics, electricians, and homeowners alike will find great use with this tester. Test for broken or live wires, fuses and circuits. Reach into light sockets, taillights, faulty sockets, distributors, generators, car batteries, headlights, turn signal circuits, motorcycles, suvs, switches, and power outlets Delivery Quantity: 2pcs, Size: 12-24v car electric pen Color: yellow Kind tips 1. Package content: only the above package content, excluding other products. 2. The size is measured manually, please allow 1-2 cm measurement error 3. Due to different displays and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.