Bullet Points: 1.Precise Voltage Assessment: With the Voltage Tester Screwdriver, a green light signals accurate touch with the wire core, providing dependable testing results, while a light-off indicates a need for adjustment 2.Double-Purpose Tool: This Voltage Tester Screwdriver pulls double duty as both a dependable voltage tester and a sturdy screwdriver. Its convenience and versatility makes it an must-have tool for professional electricians and crafting enthusiasts alike 3.Voltage Indication Light: Equipped with Electricity Detector, screwdriver's display lights up instantly, indicating voltage presence, while brightness enhances with voltage escalation for precise feedback 4.Enhanced Efficiency: Featuring a magnetic screwdriver head that attracts screws and small metal parts, this Voltage Tester Screwdriver increases productivity while providing you avoid losing vital components 5.Simple Testing: Our voltage tester screwdriver boasts an ergonomic handle with a non-slip grip, providing comfortable use and accurate results. The magnetic tip enables smooth testing, making your electrical work a breeze The suitable tool for any electrician or crafting enthusiast, this Electricity Tester Screwdriver features a comfortable grip and can be used for screwing. The brightness of the light increases as voltage increases, making it easy to detect any electrical issues. Specifications: Product name: Voltage Tester Screwdriver Material: alloy steel + PVC Product size: about 16.8x2.6cm/6.61x1.02 inches Packing List: 1 pieces * Voltage Tester Screwdriver