Search term:Non-contact, Voltage testers, Totally insulated, SafeFeatures:Strict control to ensure good quality.High quality and meticulous work, a good choice for you.A perfect tool kit for home and electric industry use.Totally insulated, no exposed metal or conductive parts.Ideal design for testing power cables, circuit breakers, wall sockets and so on.Description:The next generation non-contact voltage testers are easy to use just touch the tip to a terminal strip, outlet, or supply cord. 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. Specification:Material: ABS PlasticFrequency Range: 50 to 500 HzTest Voltage Range: 90-1000V ACSafety Rating : 1000V, CAT IVPowered By: 2 x AAA Batteries (Not included)Size: 15.3 x 1.6 x 2.5cmPackage includes:1 x Voltage Tester Pen Notes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. the style is the same as shown in the pictures.2. Due to personal measurement technique is different, there may be 1-3 cm error of the physical.Thank you