MQ-2 Smoke Gas Sensor Detector Module DC 5-30V Analog Sensor Breakout Board MQ-2 Detection Smoke Switch Controller

MQ-2 Smoke Gas Sensor Detector Module DC 5-30V Analog Sensor Breakout Board MQ-2 Detection Smoke Switch Controller
sku: 1005005621339543
$6.18
Shipping from: China
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