★ Function 
 Smart car wiper rain sensor is a high-tech photoelectric products, the installation behind the front windshield, the use of optical principle, the use of advanced photovoltaic technology, the automobile front windshield of rain, fog, snow be detected to determine, collect data, calculated by the microcomputer and accurately determine, in accordance with rainfall size, fully automatic wipers and wiper speed control. 
 ★ benefits 
 ? Security: 
 Tenth of a second response time, allowing your car to the timely response to the sudden splash of water, automatic brush to the water mass to make your vision clear, or you will present a fog, unable to see, so you are in extreme danger. 
 In the rain, rain and sometimes large, sometimes small, sometimes lower, sometimes stopping, you need to keep an eye rain conditions at any time to adjust the wiper state switch, bother bother; and rain sensor to make intelligent vehicle wiper wiper of your car is fully automatic state, you can give full attention to driving safety. 
 ? Comfort 
 When you are driving your car to face a lot: a serious traffic conditions, bad weather, dangerous road, driving in the calls, and so on, auto rain sensor that allows you to pay less in the rain, peace of mind and save time, add a comfortable feeling. 
 ? Features: 
 Auto-sensing automatic wipers; 
 Intelligently control wiper speed according to the size of rainfall; 
 Adapt to different vehicle windshield; 
 Function of the original car's manual drain natural reserves, are not affected.