4PCS Black PCB For Temperature Detector Module Kit Size 2.9x1.3x1cm DC5V

10pcs For Miniature Solar Panel Cell 1.5V 60mA 0.09W 30x30mm for Prototyping

SW-520D Tilt Sensor Module 5PCS for Prototyping and Development Boards

24V 8-Channel Relay Control Module for Electronic Controller Prototyping Tasks

For ESP32-Based Dual Relay Board for Prototyping and Smart Device Control

775 DC Motor Silver Finish 12V 24V for Prototyping and Small Tool Systems