Product Quantity Subtotal Flame Sensor infrared Receiver Ignition source detection module $0.19 Flame Sensor infrared Receiver Ignition source detection module quantity × $0.19 Flame Sensor infrared Receiver Ignition source detection module quantity $0.19 5V 1 Channel Relay Module $0.45 5V 1 Channel Relay Module quantity × $0.45 5V 1 Channel Relay Module quantity $0.45 Arduino MKR CAN Shield ASX00005 $37.32 Arduino MKR CAN Shield ASX00005 quantity × $37.32 Arduino MKR CAN Shield ASX00005 quantity $37.32 Winsen ZE08-CH2O Electrochemical CH2O Detection Module $8.92 Winsen ZE08-CH2O Electrochemical CH2O Detection Module quantity × $8.92 Winsen ZE08-CH2O Electrochemical CH2O Detection Module quantity $8.92 5V Modbus RTU 8, Channels Relay Module, Input Optocoupler, Isolation RS485 MCU for, Arduino $10.78 5V Modbus RTU 8, Channels Relay Module, Input Optocoupler, Isolation RS485 MCU for, Arduino quantity × $10.78 5V Modbus RTU 8, Channels Relay Module, Input Optocoupler, Isolation RS485 MCU for, Arduino quantity $10.78 PM2.5 GP2Y1010AU0F Dust Smoke Particle Sensor $5.76 PM2.5 GP2Y1010AU0F Dust Smoke Particle Sensor quantity × $5.76 PM2.5 GP2Y1010AU0F Dust Smoke Particle Sensor quantity $5.76 Coupon: Apply coupon Update cart Cart totals Subtotal $63.42 Total $63.42 — OR — Proceed to checkout