1. Adopt advanced chipset, 0‑6.6ft wide sensor detection range, more sensitive for detecting.2. The parking radar system can effectively improve the safety of reversing, prevent dangerous and costly collisions.3. High grade sensor, sand‑proof, dust‑proof, waterproof and frost‑proof, maintain good performance even in harsh environments.4. Easy to install and operate, comes with a complete and detailed English manual, which can bring much convenience for you.5. Enhance safety for passengers, pedestrians and family members who happen to be around the moving car.Specification:Condition: 100% Brand NewItem Type: Reverse Radar KitMaterial: ABS Color: As picture shownCurrent: ＜200mAInput Power: 12V DCWorking Temperature: -30 - + 70℃Voice Alarm: > 80dBUltrasonic Frequency: 40 KhzSensor Detection Range: Approx. 0 - 2.0M/0-6.6ftDiameter of Sensor: Approx. 22mm/0.9inPackage List:1 x Buzzer 1 x Radar Host 4 x Probes 1 x Drill Bit 1 x Power Cord 1 x English Manual 2 x StickersNote:New and old models of this product will be shipped randomly.