ขาย Magnetic Alarm System Door Window Sensor Switch(B-1) ราคาที่ดีที่สุด

Magnetic Alarm System Door Window Sensor Switch Material: Plastic + Magnet Color: White Size: 27x14x7.6mm Action distance: 18mm 6mm Rated voltage: 12 (V) Switch withstand voltage: 100VDC Load current: 300mA Life: 1 million times Features: -Easy to install -Strong concealment -Magnetic sensor alarm, control the switch of the circuit via the built-in magnet -Alarm when someone intrude into your places -Can be used in places like apartment, hotel, office, etc. Code:Basic const int pinoSensor = 2; const int pinoLed = 13; void setup(){ pinMode(pinoSensor, INPUT_PULLUP); pinMode(pinoLed, OUTPUT); digitalWrite(pinoLed, LOW); } void loop(){ if (digitalRead(pinoSensor) == HIGH){ digitalWrite(pinoLed, HIGH); } else{ digitalWrite(pinoLed, LOW); } }