🔧 Power Up Your Safety Game! Vivid LEDs provide instant feedback on wiring conditions. High-quality rubber over-moulded construction ensures durability and grip. Stay informed with audible signals for wiring conditions. Easily measures 12V to 400V AC/DC for all your electrical needs. GS38 compliant, making it the trusted choice for electricians. Audible Alerts: Yes Voltage Range: 12-400V AC/DC GS38 Compliant: Yes The Leaderman TPT900 is a professional-grade 2 Pole LED Voltage and Continuity Tester, designed for electricians who demand versatility and reliability. This combo set includes an audible LED socket tester, covering a voltage range from 12V to 400V AC/DC, and features vivid LED indicators for various wiring conditions. With its durable construction and GS38 compliance, this tester is built to meet the highest standards in electrical safety.