Cheapest Most expensive Largest discount The highest price increase €7.50 Keyes Brick Finger Heartbeat Module(Pad hole) with €7.50 Keyes Brick Light Sensitive Resistance Sensor (pad €7.50 Keyes Brick LED Yellow Light Module (Pad hole) Ant €7.50 Keyes Brick LED White Light Module (Pad hole) Anti €7.50 Keyes Brick Infrared Emission Sensor(Pad hole) Ant €7.50 Keyes Brick Warn Light LED RGB Module (pad hole) A €7.50 Keyes Brick Green LED Green Light Module (Pad hole €8.44 Keyes Brick 2Pcs Magic Light Cup Sensor Modules(pa €8.44 keyes brick Adjustable Potentiometer Module (Pad h €10.32 Keyes Brick MQ-3 Alcohol Sensor Module with Pin He €14.08 Keyes Brick GUVA-S12SD 3528 Ultraviolet Sensor(Pad Search query: [X] signal Manufacturer: [X] Keyes Sort by: [X] Cheapest Clear search filter Search ManufacturerKeyes Search