Light Sensor Module - Arduino Module - 3 Pin - Free P&P

Temperature Module - DS18B20 - 3 Pin Arduino Module - Free P&P

Reed Switch Normally Open & Normally Closed Magnetic Conversion 3 pin

2 x Reed Switch Normally Open & Normally Closed Magnetic Conversion 3 pin

Reed Switch Normally Open & Normally Closed Magnetic Conversion 3 pin Pack of 2

Thermister Temperature Sensor - Digital Out MF52 3 Pin Arduino Module - Free P&P

Button Module - 6mm Tactile Switch - 3 Pin Arduino Module - Free P&P

5 pcs 3 pin glass reed relay magnetic switches