Truck quality CCD camera - waterproof auto closing   | ① | Lens | | ② | Light Sensitive Resistor | | ③ | 11 IR Lights | | ④ | Microphone Hole | The methodology of the unit is quite simple. It has 3 power connections. The first is the one closest to the unit needs to be constantly powered as this drives the motor from open to close to sleep and it keeps it on standby for when it gets a wake up signal from the monitor. This power source needs to be connected first. The second is a brown wire which is connected to the reverse lights, as soon as the camera receives power from this brown wire then it will angle down toward the bumper. The third is via from the monitor (or accessories if you do not have a 4 pin connector). When the unit receives a signal that the monitor (or car) is turned on then it will send a wake up signal the camera. Features: Three working positions: Protection, Reverse, Rear view Waterproof capacity equal to IP69K standard Natural Viewing Angle (92 degrees) Optional: Auto-heating when operation temperature is bellow 6℃ Working temperature: -20℃~70℃ Mirror / Normal image switch Night-vision function: 11 IR lights IR distance: 10M Image Device: 1/4″SONY CCD TV System: NTSC Total Number Of Pixels: NTSC: 512(H)×492(V) Effective Pixels: NTSC:510(H)×492(V) Sensing Area: 4.9mm(H)×3.7mm(V) Sync. System: Internal Resolution: 420 TV Lines Minimum Illumination: 0Lux(Infrared lamps on)0 .05Lux(day) / F1.2 Microphone: Internal Video Output: : Composite Signal (1.0Vp-p, 75Ω) Gamma Correction: 0.45 AGC: ON S/N Ratio: Better than 48dB White Balance: Auto Electronic Shutter : 1/50-1/100,000Sec 1/60-1/100,000Sec BLC: Auto Current Consumption: Max. 450mA Power Supply: DC12V Operating Temperature: -20 ~ 70 RH95% Max Storage Temperature: -40 ~ 80 RH95% Max Lens: 2.8mm, Lens Angle: 92°   | | When sent with above | 7.5M Single (most cars) + RCA adapter (single camera powered from accessories from the front of car) | | | 7.5M Twin Cable (most cars) (2M Split) (as above but additional for camera on car + camera on caravan) | | | 10M Cable (smaller caravan / trailer) (single camera on caravan) | | | 15M Cable (standard caravan) (single camera on caravan) | | | 15M Twin Cable (2M Split) (This to be used IF you do not have reversing lights on the caravan) | | | 20M Cable (long caravan) (single camera) | | | | | 7.5M 4Pin to RCA Cable (inc power wire) for existing RCA monitors - accessories power the camera from the rear of the car is needed. | | | | | | Woza Spiral Single Cable | | | Woza Twin Cable (Used to carry the reverse trigger through the spiral) | | | |  |