1. Voltage Tester: With this non-contact test voltage in a test range of 12 to 1000 V AC, all electrical devices in your family can be tested by them. 2. Infrared thermometer (-30 ° C ~ 250 ° C) Function: voltage tester and non-contact temperature tester in one device, widely used in home, electricity, industry, laboratory, etc. / p 3. Safe and Convenient: The voltage tester detects the voltage without contact. So don't worry that the power supply is caused by electric shock. 4. Audible alarm and LED flashlight: The LED flashlight can illuminate the working area in the dark; three alarms for sound, light and screen display for test, convenient for measurement. 5. WIDE RANGE OF APPLICATIONS: The non-contact voltage detector is widely used in cables, cables, switches, outlets, wires and anywhere you need it, it is a good electrical testing tool for electricians. / P Non-contact voltage detector pen: measuring range ： 12 ~ 1000 V AC With infrared thermometer function: measuring range: -30 ° C ~ 250 ° C Auto power off: auto power off after about 2 minutes without any operation and signal detection Triple alarm: buzzer sound and light red and screen display LED flashlight: the LED flashlight can illuminate the working area in the dark LCD display with backlight: test voltage and temperature display Portable pencil hook design: Convenient portable pencil hook helps you take it out easily Contents: 1 Non-contact AC voltage detector 1 manual in English. Infrared thermometer Temperature range: -30 ° C ~ 250 ° C Resolution: 0.1 ° C / 0.1 ° F Accuracy level: ± 2% or ± 2 ° C Response time 1 second Scope ratio 1: 1 emissivity 0.95 Induction tester Measuring range : 12 ~~ 1000VAC Measurement frequency: 5OHz / oUH2 Product size: 152 * 25 * 28mm Battery: 2 * AAA * 1.5V Note: it does not include other things, the color is based on the first picture, and the other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!