Purchase Qty. Reference FOB Price
50-199 Pieces US$1.10
200-999 Pieces US$1.05
1,000+ Pieces US$0.98
Product Description
MQ-2 Gas Sensor MQ2 Smoke Sensor Methane Gas Detection for Arduino Option Other model is provided Specification: MQ-2 Gas Sensor MQ2 Smoke Sensor TTL output Working voltage: DC 5V Chip: LM393 0~5V analog output voltage Description: 1. size: 32mmX22mmX27mm 2. Chip: LM393, ZYMQ-2 ...