Features: Not Contact electric Tester with smart sensing technology ensures safe electrical detection without direct contact, featuring high sensitivity sensors for precise electric measurement and circuit position analysis. Crafted from strong ABS component , this multifunctional pen detects live wires, identifies cable breaks, and troubleshoots electrical faults through its instinctive LED indicates systems . Essential for professional electricians, maintenance technicians, and enthusiasts requiring stable electric testing tools for electrical systems diagnostics. Ideal for inspecting outlets, verifying circuit functionality in residential wiring, or troubleshooting industrial equipment without compromising person safety. Engineered with an ergonomic grip and pocket sized portability, this electric detection pen meets rigorous safety standards while delivering fast visual response through its bright alert lights. Specifications: Component : ABS Length: about 15cm/5.91inch Width: about 1.8cm/0.71inch Power supply: 2xAAA(Not included) Package Includes: 1xVoltage Detector note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.