The UT-L21 is a professional-grade test probe ideal for high-voltage and high-current applications. It has a 900mm lead length and a 133mm rod length, with a 15.8mm tip for precision measurements. With a CAT III 1000V / CAT IV 600V, 20A safety rating, this probe is built for demanding environments. It also features a cross plug with a shield sleeve, offering enhanced safety and durability for various multimeter and clamp meter applications.