Knightsbridge: TE1, 2-Pole Voltage Tester, IP64 Rated, LED & LCD Display, 12-690V AC/DC, Built-in Torch, Self-Diagnostic, Blue & GreyIntroducing the IP64 CAT III 2 Pole Tester with LED and LCD Display, perfect for both professional and DIY use. This compact and robust voltage tester is capable of measuring voltages from 12 to 690V AC DC, making it an essential tool for electrical testing. IP64 rated for dust and water resistance Features a built in torch for easy visibility in dark areas Self proving function for accurate testing Auto Power On Off function Comes with probe covers