Isi dalam paket: 1x Gas Sensor MQ-2 / MQ-3 / MQ-4 / MQ-6 / MQ-7 / MQ-8 Tergantung pilihan varian Kegunaan : MQ-2 : LPG, butana, propana, MQ-3 : Alkohol MQ-4 : Metana MQ-6 : Propana, butana MQ-7 : Karbon monoksida MQ-8 : Hidrogen Spesifikasi : *Dual signal output analog and digital *0~5V analog output voltage, the higher the concentration the higher the voltage. *Digital output signal for threshold limit *Adjustable threshold limit *Working voltage: DC 3,3-5V Paket: 1 x MQ-2 MQ2 LPG Butane Methane Gas Smoke Sensor Module for Arduino