Fangrui Product Details Working Voltage: 12v-24v Wide Voltage A-size Innolux Screen Display Scale: 16:9 With Led Lighting Machine Size: 29.0x30.3x1.5cm Screen Rotates 90 Degrees Up And Down, 350 Degrees Left And Right Standard: Ntsc/pal Working Temperature: -0.5-+60 Two-way Video Input Power Less Than 6w There Is Only One Button Battery On The Remote Control, And The Battery Is Removable Colour:black Material:plastic Package Contents: 1x Remote Control Panel 1x Connection Cable 1x Display Screen 1x Installation Package 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.