ALLOSUN Non Contact Voltage Tester Sensitivity Adjustable 5-1000V PRACTICAL AND CONVENIENT WAY TO TEST ELECTRICAL LINES. Accurately detects AC voltage ranging from 5V to 1000V, distinguishing the voltage with LED light and buzzer warning. EASY TO CARRY AND HANDLE. Durable ABS plastic resin ensures a compact build and its pocket clip allows easy handling. Adjustable detection sensitivity. USAGE EFFICIENT. Now, you don't have to call a professional electrician nor make contact with the wire just to know whether electricity runs through it. This device would determine whether there is some form of electricity running through the wire without you actually needing to touch it. ENSURING YOUR OVERALL SAFETY. Non-contact feature ensures a safer application. Manufactured according to CAT IV 1000V . BATTERY PROVIDED WITH CONVENIENT TORCH LIGHT. The LED torch allows operation even on dark corners. 2 1.5V button cell batteries are already included in the pack! <span class="a-text-bold">AC voltage range:</span>from 5V to 1000V, <span class="a-text-bold">Material:</span> Durable ABS plastic resin <span class="a-text-bold">Manufactured :</span>CAT IV 1000V . <span class="a-text-bold">Power supply :</span> TwoBatteries AAA <span class="a-text-bold">Item Weight :</span>0.3 ounces <span class="a-text-bold">Product Dimensions :</span>1.4 x 1.2 x 6.1 inches