Feature:1. VARIOUS TEST: This voltage tester can test a variety of functions to meet your different work needs, useful and practical, provide great convenience2. MULTI FUNCTIONS: Support automatic identification; DC voltage detection; AC voltage detection; non contact voltage detection; single test pen live wire detection; power failure judgment3. INTELLIGENT IDENTIFICATION AND DETECTION: Smart voltage sensor support intelligent identification of gear range, automatic detection when power on4. INTEGRATED AND SPACE SAVING: The package is equipped with 2 test pen, convenient for you to test. Integrated multimeter design not only greatly expands testing applications, but also let you not worry consume too much space5. SCRATCH RESISTANT ABS: Adopt good quality ABS material, possess impact resistance, scratch resistance, environmentally friendlyHow to Use:After pressing the power button, adjust the measurement unit to start automatic detection.Specification:Item Type: Voltage TesterModel: HT122AMaterial: ABSBattery: 2 x 1.5V AAA(not include)Uses: DC voltage detection; AC voltage detection; non contact voltage detection; single test pen live wire detectionBasic Parameters: DC Voltage: 4V, 40V, 400V, 600VAC Voltage: 4V, 40V, 400V, 600VResistance: 4000Ω, 40KΩ, 400KΩ, 4MΩ, 40MΩCapacitance: 40nF, 400nF, 4uF, 40uF, 400uF, 4mFFrequency: 40Hz, 400Hz, 4KHz, 40KHz, 400KHz, 4MHz Package List:1 x Voltage Tester2 x Test Pen1 x User Manual