Electrical Outlet Receptacle Socket Tester and Non Contact Voltage Tester Kit Detects Voltage in Wiring Outlets Lighting Fixtures Circuit Breakers TA100+TA106B

Special attention: Recently, some customers reported that the voltage pen did not work. 1: Please check whether the battery is installed correctly. The product has the correct picture of battery installation on it. 2: To turn on the electric pen, please hold down the power supply for about 2 seconds and do not loosen it. All the products we produce are 100% tested. Special Attention?This voltage detection pen does not contain a battery, Batteries need to be purchased by oneself. The voltage test pen does not include 2 x 1.5V AAA Batteries;