We are professional, in the field of vehicle camera for more than 14 years. APPLICATIONSThis is an upgraded industrial grade ahd 1080P wired one camera system. For its high vibration resisance ability of 10G and wide power input range DC1224V, it is suitable for large vehicles, such as buses, box trucks, pickup trucks, garbage trucks, flatbed trucks, dump trucks, street sweeper trucks, refrigerator trucks, motor homes, vans, skid steers, farm tractors, combines, cotton pickers, crop sprayers, bulldozers, snow plows, forklifts, excavators, heavy equipments,etc. MONITOR7 color monitor with Utype metal bracket and with 1080P resolution.It is not waterproof. It is compatible with most of the vehicles with a free power input range DC1224V and supports with max 2 cameras. TVS and ESD device is built in to protect the monitor from being damaged by the transient high power of vehicles and the electro static as high as 8kv. And this monitor only supplies camera which is in use with DC12V, it saves energy. It is compatible with PALNTSCAUTO. HEAVY DUTY CAMERAIt is color camera with the resolution of 1080P, provides super clear and real color image. The viewing angle is 120 degree. With waterproof rating IP69Kthe highest level, with night vision. So it works perfectly in kinds of weathers. With Heavy duty, 10G vibrationproof rating, it works well with the vehicle which has intensive vibration in extreme conditions. Unique Selling Proposition..The monitor has three modes for option by menu to lighten the screen at day time and darken at night, not glare. .Monitor has a builtin protector for protecting monitor from being damaged by power polarities reversed. With builtin innovative system previous option settings memory even after its turned off. .Cameras image can be set as mirror, nonmirror or upsidedown by OSD menu. Distance grid line can be turned on or off and set by OSD menu. Unique Selling PropositionMonitor has 2 trigger wires. Monitor will be triggered to be turned on automatically to display camera image when reversing. After reversing, the monitor will be back to the pervious mode. This system has two viewing optionsview when reverse or remain on continuously. We uses waterproof Aviation 4pin screw connectors, NO BNCRCA. Easy to install. Twoyear warranty and lifetime tech support. FAQs1. Why buttons not work Disconnect the trigger wire, it will work. Trigger wire needs to be connected to power of rear lamp. 2. Remote not work. Remote doesnt have battery,because it is forbidden by shipping. Customer ServiceWhen you recieve the item and find the item defective, missing parts, not working or dont know how to connect the wires, please dont worry, the first best step is to turn to our ATPTK team via the Amazon Message immediately. We are keeping our eye on all the messages from our customers, and will fix your issue perfect.