OSD Language:EnglishTalk Range:0-2.5mModel Name:Parking Sensor KitType:VisibleBrand Name:RisingonMaterial:ABSOrigin:Mainland ChinaCertification:NoneMeasurement unit::100000015Probes::4/6/8 SensorAlarm prompt::YesReminder type::LCD displayApplicable models::UniversalType::Voice Parking RadarScreen size::82X34mm4/6/8 Sensors Parking Sensor Kit Radar Backlight Parktronic LED Display System Backup Monitor Detector Assistant Sensor's Diameter: 22 mm Features: Rate voltage: 12V DC Rate operating range: 10.5V - 16V DC Rate current: 100mA - 300mA Detecting distance: 0.3 - 2.0m Ultrasonic frequency: 40KHz Control moudle working temperature: -30 - 80 celcius degree Main control box size: 90* 61 * 22mm Please note that the number of sensors depends on the option purchased. Please check and purchase clearly. Package including: 1 * Main Control Box 1 * Buzzer display (Beeper Designed In the Display) 4/6/8 * Parking Sensors 1 * Hole Saw 1 * Power Cable 2 * Double Side Sticker 1* User manual