Compatible with: Brake Light backup camera fit to Chevy Express / GMC 2500 3500 2003-2019, 2019 Chevy express 2500 only; Clear reverse image show at monitor Removable parking line: Parking grid line On/Off is optional by taking out the black button Waterproof & Night vision: IP67 camera housing; It can be used in raining day; Brake light camera comes with 6 IR to enhance the sensitivity for night drive/parking 4.3" LCD Monitor with TFT LCD screen, 800*(RGB)*480 resolution; Provide a standard and distinct vision; Noted: No recording function Easy to install: Instruction is included; Directly connect monitor with backup camera in the help of RCA plug, Dual Video Inputs Channel, AV1-for VCD/DVD/DVR, AV2-for backup camera