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3pcs DIY MQ5 Gas Detection Alarm Circuit Kit Gas Sensor Module Kit
Description: Gas detection and alarm circuit is composed of gas sensor MQ5, voltage comparator LM393 and language chip C002. It can detect combustibles in the air and alarm automatically by sound and light. Supply voltage: 5 - 6V Size: 70 x 35mm PCB Material: single sided 1.6mm FR-4 sheet LED quantity: 2 3mm LED LED color: Red Package Included: 3 x DIY MQ5 Gas Detection Alarm Circuit Kit