Features: The digital multifunctional voltage tester pen features LCD display and double testing mode (inductive/direct contact) for precise 12-250V circuit diagnostics, ideal for both home and professional electrical troubleshooting. Crafted with shock resistant ABS housing and a portable design, this circuit tester combines safety construction with clear visibilities under any lighting condition through its LCD screen. For electricians, DIYer enthusiasts, and homeowners needing reliable voltage detection during installations, repairs, or routine maintenance check. Perfect for identifying live wire in outlets, switches, or appliances at residential properties, workshops, or construction sites with its portable pocket sized profile. Streamlines electrical inspections effortlessly with its auto ranging voltage detection and ergonomic grip, ensuring quick troubleshooting of circuits while prioritizing user safety. Specifications: Product name: Electric test pen Product model: DL8003 Component: ABS Test ranging: 12V-250V Product size: 127x14mm ​​Warm reminder​​: It is not recommended to use as a normal screwdriver for daily use Package Includes: 1pcs Digital Voltage Tester Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.