Description: 100% brand new and high quality Material: Plastic and Metal Color: Black Features: 4 sensor system, double CPU and advanced chipset for enhanced coverage and detection. High sensitivity. With sound alert when the 4 cameras detect dangers. The closer the obstacles, the louder and faster the sound alert. Help to prevent dangerous and costly collisions. Help to provide increased safety for passengers, pedestrians and family members who happen to be around the moving vehicle. Detect small children and low walls as well. Anti-freeze and rain proof. Easy to install. A saw drill head included. Specifications: Operate voltage: DC 12V2V Rate current: 20050mA Detecting distance: front: 0.3-0.8mback:0.3-2.0m Detective angle:H: More than 80 degree,V: More than 70degree Working temperature: -20-+70 Centigrades Main control box weight: 51g Overall weight: 300 g Indicator size: 5.3x 2.3cm Sensor size: 1.9 x 2.5cm (H x D) Main control box size:5.9 x 8.9 x 1.8cm Quantity: 1Pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1Pc x Main Control Box 1Pc x Sound Alert Indicator with 5.5M Line 4Pcs x Parking Sensors with 2.5M Line 1Pc x Hole Saw 1Pc x Power Cable 2Pcsx Double Side Sticker