Thanks to HT automatic digital multimeter mode, the HT123 4000 counts smart digital multimeter allows you to quickly switch between all measurement tasks, including AC, resistance, and continuity, without selecting a mode or range. It makes measuring work easy, fast, and accurate. The HT123 digital multimeter features a completely safe non-contact voltage test with visual and audible alarms, providing a time-saving and safe operation. The outer silicone cover helps protect the automatic digital multimeter from damage and potential drops. You can use the HT123 digital multimeter to measure voltage on AC wires without direct connection, making troubleshooting much easier. The instrument includes internal overload protection to enhance safety performance and maximize user safety. This electric auto digital multimeter supports data hold, automatic shutdown, low battery indicator, backlight display, and flashlight. These convenient features make the device suitable for daily use by amateurs, car owners, and homeowners. Easy to use for various DIY applications. Batteries not included. Color: Red Material: ABS Package Contents: 1 x Digital Multimeter 1 x Test Cable Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3cm.