• Built-in white LED illumination light provides convenient work in dark areas
• Detects AC voltage from 90 to 1000 VAC without metallic contact 
• Compact size with pocket clip easily fits into pockets or tool pouches
• Red LED and audible alarm if voltage is present 
• Entire outer surface is non-conductive for safety, helps avoid high voltage shock
• Powered by two 1.5V AAA batteries (not included) 
• CAT IV 1000V Safety rating.
•  Applications: Electricians, maintenance staff, service and safety personnel, and even homeowners

Warning:
1. Never test voltage more than 1000VAC
2. Test Voltage range: 90V~1000VAC