คุณสมบัติ
– KY031 น็อคเซนเซอร์
– แรงดันใช้งาน : 5 VDC
– สีดำ
– ขนาด 30mm x 18mm x 6mm
Specification
– The KY031 knock sensor module is ideal for adding detection of shocks and impacts to your project.
– It can detect an event based on percussion (typical knock-knock knock type) to activate a function, controlling a relay etc.
– The sensor has a very light spring locked at one end the opposite end is suspended over a large contact plate.
– When an event occurs like a knock, the spring moves inside its transparent case hitting the plate.
Product description
– Model: KY-031
– Voltage: 5V
– Color: Black + silver gray
– Package dimension: 30mm x 18mm x 6mm
