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MQ-6 Liquefied Petroleum Isobutane Propane Gas Sensor module

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Automatic Sanitizer Dispenser DIY Kit Automatic Hand Sanitizer Machine with 5v Adapter DIY Kit

50 Pcs 47K Ohm Resistor 1/4 Watt Tolerance 5% 47 kilo ohm Carbon Film Resistor for Electronic DIY Kits

Micro DC 6-9V Submersible and Non Submersible Mini Water Pump DC Motor for Automatic Sanitizer Dispenser for science projects

50 Pcs 330K Ohm Resistor 1/4 Watt Tolerance 5% 330K ohm Carbon Film Resistor for Electronic DIY Kits (Copy)