The creative non-contact voltage testers are easy to use. When the tip glows red and the unit beeps, you know there is voltage present. Electricians, maintenance, service, safety personnel, and homeowners can quickly test for energized circuits in the workplace or at home. Features -Color: Black -Material: ABS, LCD. -Size: About 17.05X2.54X2.20cm/6.70X1.00X0.86in. -Application range: 12-1000V. - Battery: 2 x button (Included). - Automatically distinguish the and the . With alarm design, portable to use. - Automatic selection of 3 types of sensitivity. Including high, medium, low sensitivity. - Professional voltage detector with non-contact test, voltage sensitivity is from 12 V to 1000 V . - Auto power off, safe, professional and easy to use, small and compact pen that has been designed for easy transport. - It has a simple design, but very practical in use, giving you a . Package list: 1 Set x Voltage Detectors Kit