Features: There are 2 styles with different plugs, UT12E/UT12m, chooisng based on your needs. You can easily distinguish the live and null wire through different level of alarm sound and LED indicator. Non-contact way, so do not worry about there could be any possibility of being shocked by the electricity. Detects standard and low voltage (24-1000V AC / 90-1000V AC) for more sensitive and flexible measurements. Bright LED flashlight for work in dim ares; Low-Power-Indicator when battery voltage is low, auto-off. Pocket-sized, pen hook allows you to carry it in your shirt pocket. Specifications: Material: ABS+Metal Size: 160.5x25x21.5mm/63.2x9.8x8.5in Plug type: UT12E/UT12m(optional) Range: 24-1000V AC / 90-1000V A UT12E-ROW has an optional vibration mode and UT12M-ROW is able to detect magnetic fields. Package Includes: 1x Voltage Tester note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.