Feature: 1. [NON CONTACT] The detector supports smart induction electric field, safe and fast, does not need to worry about the detection of indoor wiring cables. 2. [WITH LED LIGHT] The electric detector is equipped with LED for lighting, and can be used at night or other dark environments for measurement. 3. [MAIN PURPOSES] The test pen can be used to detect AC voltage, neutral and live line judgment, breakpoint induction test, convenient and practical. 4. [MULTIPLE FUNCTION] The electric test pen has the functions of adjustable sensitivity, LED light, audible and visual alarm, automatic shutdown. 5. [PORTABLE DESIGN] The non contact detector has a pen holder design, compact in size, can be put in a bag or clip in a pocket to prevent loss. Specification: Item Type: Electricity Detector Model: HT103 Material: ABS Battery: 2 x 1.5V AAA Battery (not included) Use: Applicable to detect AC voltage, neutral and live line judgment, and on off point test Working AC Voltage: 12-1000V, 50/60Hz Working Temperature: 0-40℃ Storage Temperature: -10-50℃ Humidity: ≤95% Altitude: ≤2000 Meter. Package List: 1 x Electricity Detector1 x User Manual