brand new and high quality Features: -Detect small objects and stripes. -Allows you to prevent dangerous and costly collisions. -Ensure greater safety for passengers, pedestrians and family members in the vicinity of a moving vehicle. Specification: Display type: LCD Power supply voltage: 12V (V) Power: 2 (for W) Probe: 4 (pcs) Alarm prompt: Yes Detection range: 0.3m-2.for 3m Reminder type: three sounds of voice, buzzer and mute can be switched Working temperature: -40+80 () The size of display screen: 8*3*1cm /0.262467192*0.098425197*0.032808399 inch Package Included:1*display+1*host+1*sticker+4*probe+1*opener+1*manual+1*power cord (other accessories demo in the picture is not included.) Notes:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you did. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!