Special Features: Radio Tuner Item Weight: 0.18kg Display Size: 2.5 inch Model Name: SF-HD850 Resolution: 800*480 Notes during the machine operation: Some lens has a protective point, this point is a measure for anti-static burn of a and keep its safety , as our clothes and hair are all static materials, you can open this protective point with an high-grade anti-static iron, if you use a common iron, it requires much special attention, first, if the iron has melted the tin-can temperature, do remember to unplug the iron supply, then go to open the lens protection point, this is to prevent lens from burning by static electricity iron. Out Power: 24W OSD Language: English Voltage: 12V Placement: In-Dash colour:Silver Material:metal size: 12.5*9cm Package Contents: 1 * SF-HD850 Replacement lasers-Lens Only the above package content, other products are not included. Note: Light shooting 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.