1 2014 newest reversing radar with new multifunctional button switch 2 Built-in reversing buzzer, super bright LED display + reversing beep dual reminder 3 1 reversing sensor corresponds to an LED display belt, 4 LED display belts can help you correctly judge the rear condition behind the car. 4 Volume control: click Volume to reduce volume, click for the second time for mute volume while click for the third time for recovering volume. 5 Characters reverse function: Press and hold the button above 2 senconds - Character reversed, this feature is convenient for customers adjusting the installation sire fleibly, even if you install it on the place that need to watch the rear-view mirror, you can easily watch. Color: Black Material: ABS Host size: about 11 6 2.3cm Monitor cable length: about 5.8m Probe cable length: about 2.4m Host interface: power interface, monitor connector, four sensors' connecting line interface Parameter information: 1 Operating voltage: DC 12V 2 Display: digital display ( red LED ) 3 Alarm way: digital display distance and beep to remind 4 Beep reminder: when someone is close to the car, it would alarm rapidly 5 Detection distance: about 0-2.5 m 4 Reverse sensor 1 Main device 1 Power line 1 Monitor 1 Velcro 1 Mounting tool