Features: This product uses a high-sensitivity imaging device with infrared night vision and excellent image capabilities. The PCB circuit has an extremely long working life and the stability of the whole machine is strong. It has the characteristics of large field of view, clear image, low power consumption, sturdy and durable, good sealing effect and convenient operation. The underwater camera system has the characteristics of small size, light weight, etc., and is convenient to use and simple to operate. It can be applied to underwater exploration, underwater construction of dams, reservoirs, piers, etc.salvage and underwater monitoring at close range. Specifications: Condition: Brand New Material: ABS Color: Black Line length: 15M,30M(Optional) Plug type: US Plug,EU Plug,UK Plug(Optional) Monitor: Power: 1.5±0.2 W Power supply: 9 V INPUT (7-14 V) Resolution: 320 (RGB) * 240 Working temperature: -10 - +60°C Storage temperature: -20 - +70°C Video: 1 channel video input Screen size: 3.5 in Monitor size : 10.8 * 1.8 * 7.5 cm/ 4.3 * 0.7 * 3.0 in Camera: Lens size: 2.2 mm Lens viewing angle: 160° Minimum illumination: 2 Chip model: PC1030N Photosensitive chip type: color 1/4 CMOS Signal to noise ratio (S/N): ≥48 dB TV line: 800 TVL Maximum current consumption (Max): 400 mA Working temperature: -10 - +50 °C Storage temperature: 20 - +60°C Working environment humidity: 15% - 85% RH Underwater barrier-free visual distance (clear water): ≤ 1 m Effective pixels: 500 (H) * 582 (V) (PAL) 510 (H) * 492 (V) (NTSC) Package List: 1 * Monitor 1 * Camera 1 * Bracket 1 * Power Supply 1 * Instruction Manual 1 * Installation Package 1 * Float Note: Be sure to pay attention when tying the hook line. It must be tied in the groove of the camera. It must not be tied to the wire, otherwise it will cause permanent failure.