Square Elegant-Type LCD Display(parking sensor system,car reverse sensor) 1.The ... is 3 years. 2.The sens Square Elegant-Type LCD Display(parking sensor system,car reverse sensor) Features:1. After ... foggy days. It has high anti-electromagnetism.6. Clear display, self-locking connection, inlay sensor fitting, and anti- ... Frequency: 40KHz9. Current Consumption: <200mA Square Elegant-Type LCD Display