Description: LED indicator light function. LCD Screen display. Testing Button. Live Wire and Ground Wire Test. Breakpoint Test Test Range: 12-250V AC DC Material: Plastic + Metal Size Chart: Size: approx. 135 x 17 x 10mm Package Includes: 1 Piece Electric Test Pen Note: Color maybe slightly different due to different monitor. The above size is measured by hand, please allow slightly difference. Thanks !