4PCS Compact For Temperature Sensor Module Kit 2.9x1.3x1cm for Prototyping

Compact Infrared Obstacle Detector 3.3V 5V 35deg for Small Robot Platforms

2-in-1 Voltage Detector and Screwdriver Tool with Color Coded LCD Indicators

Wired Free Infrared Detector Perfect for Comprehensive Coverage of Large Spaces

Compact IR Obstacle Detector 3.2 x 1.4 cm with 35 Degree Field of View

2-in-1 Voltage Detector and Screwdriver Tool with Color Coded LCD Indicators

5 Function Wall Detector for Studs Edges Centers Wood Metal Pipes AC Wires

Wall Stud Finder 5 Mode Detector for Wood Metal Pipes AC Wiring Detection