Elkay 98544C Kit - EE Sensor 1 X .5 X .6

KEYESTUDIO 45 Sensors Starter Kit For BBC Microbit V2.2 V2 V1.5 (Without Micro:Bit), Sensor Breakout Board, I2c LCD, Buzzer, 5V Relay With Tutorials

Submersible Level Sensor 4-20Ma, Throw-In Type Liquid Level Sensor,24V DC Input Liquid Level transmitter,0-5m Measuring Range

Seco-Larm E-936-S45RRGQ Retro Reflective Photoelectric Beam Sensor, 45ft (14M) Sensing Range, Weatherproof (IP66) Construction For Indoor/Outdoor

TWTADE 5Pcs 3m Waterproof Stainless Steel Temperature Sensors (-55 +125) 6mm Probe Sensors For Arduino Measuring Air/Liquids DS18B20-3M-5

5 Pack Flexible Sensing Resistors With Female Contact And Housing, Thin Film Pressure Sensor Compatible With Arduino Or Microbit DIY Kit, 0.5 Inch