The stylish, comfortable to use and easy to operate Laser / contactless ID cards, meet the needs of measurement occasions Wide measurement range, high resolution, fully functional The max / min / final value record Show: 5 LCD display, the subtitles 10mm Power:4 AA alkaline batteries(Not included batteries) Weight:about 209g (without batteries) Annex:portable paper box, reflective paper (9 centimeters x 2), tapered adapter, funnel-shaped adapter, wire-speed ferry. Test Distance:.3cm-2meter Colour:As Shown Material:Plastic Size:Instrument Size:215(L)x65(W)x38 (H)mm Package Contents: 1 * DT2236C Speed Detector Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.