The Draper Mains Testing Screwdriver provides essential voltage detection for electrical work safety. This compact 63mm tester features a plain slot blade design with insulated construction, perfect for electricians and DIY enthusiasts who need reliable voltage detection in a portable format. 63mm overall length for compact portability Testing range: 120-250V AC mains voltage Plain slot screwdriver blade for versatility Moulded insulated blade sheath for safety Transparent plastic handle for visibility Essential safety tool for electrical work Compact design fits easily in tool belt Reliable voltage detection capability Professional Draper quality construction Suitable for domestic and commercial use Always verify with proper testing equipment Basic electrical safety essential