2 Results for "↘ 최저가 Ò1Ò〈⑻⑷89〉83Ò⑥ ↗ 쓰리아워가격Н 쓰리아워relief강남쓰리아워쓰리아워가격강남쓰리아워distributing 쓰리아워레깅스룸ⅰ㉤강남술집정보hurry"

This is a special glass for blind people which detects the obstacle and give them a beep warning while they are on the way/anywhere.

In this project, we are going to measure the water level by using ultrasonic sensors.