The Southwire 41171N Precision Voltage Detector and Tester packs a variety of useful functions into 1 versatile and powerful electrical tester. It's designed to fit comfortably in your pocket and conveniently performs 3 of the most common electrician tasks: detect voltage， measure voltage， and test continuity. Use the removable test leads to easily test AC and DC voltage up to 600-Volt. Activate the non-contact voltage (NCV) detector for detecting the presence of AC voltage from 100-Volt-1000-Volt. The NCV alerts you with both a red flashing LED and an audible sounder. There's a bright handy work light that you can use anytime for those dimly lit areas. The 41171N is also a great Continuity Tester with both audible and visual confirmation. The 41171N has 1 of the largest LCD displays you'll find in voltage testers. Plus， it's backlit. It is designed to fit easily in the pocket and be carried around all day. It fits comfortably in the hand with Sure Grip rubber sides. Test leads are removable but also store conveniently on the back with the tips concealed so you can easily slide it into your pocket. It's great for testing outlets because the test leads can be stored on the back the exact width of an AC outlet. It's 1 of the few outlet testers that is UL Listed and has a high CAT IV safety rating so you can be confident when using it.

3 great products at an unbeatable price: consists of Southwire best-selling 600-Volt manual-ranging multi-meter， easy-to-use 120-Volt ac receptacle tester， and precise 90-Volt-1000-Volt non-contact voltage tester， the perfect kit for home inspectors， electricians and home renovators

Built-in， non-contact voltage detector beeps and flashes when AC voltage is detected

Continuity tester is great for troubleshooting circuits or broken components

Super bright handy LED flashlight illuminates dark work areas

Huge backlit LCD display is easy to read

Comfort rubber grip sides

Storable test leads on the back so its comfortable to carry in your pocket all day