Non-contact Ac Voltage Tester Mestek Intelligent Non-contact Ac Voltage Tester Ac10 1000v Voltage Detector f26 Features: Touchless and pen-shaped design, easy to carry and use. It can detect AC voltage of 12V~1000V or 48V~1000V. Red/green light signal strength indication: weak, medium and strong. Includes LED flashlights for easy use at night or in dark environments. Alarm mode: acoustic light and traffic light alarm. Use the S key to change the AC voltage detection range. If there is no operation, automatic shutdown in 15 minutes. Widely used in industrial power supply and family line investigation. Specifications: : MESTEK Material: ABS Weight: 46g / 1.6oz Color: Black AC voltage range: 12V~1000V / 48V~1000V (default) Alarm mode: audible alarm and signal lights Automatic shutdown: Yes Power indicator Battery Fault: Yes Safety Level: CAT III 1000V Power: 2*1.5V AAA battery (NOT included) Size: 160*28*20mm/6.3*1.1*0.8inch Package List: 1 x Battery Tester tension