Geekworm RAB Holder Breadboard Base - Compatible with Arduino UNO R4 Minima/WiFi/R3/Mega 2560, Raspberry Pi 5/4B/3B+/3B, 400/830 Point Breadboards - Stable Platform for Education, DIY, and Prototyping

【Stable and Secure, Say Goodbye to Clutter and Short Circuits】 Securely locks your Arduino or Raspberry Pi to your breadboard-no more worries about loose cables, wobbly motherboards, or accidental short circuits on the back. All components are in their proper places, keeping your desktop tidy and your experiments safer. 【Wide Compatibility, Covering Pi 5/4/3/2 and the Entire Arduino Series】 Compatible with Raspberry Pi 5/4B/3B+/3B/2B/B+, as well as Arduino UNO R4 Minima/WiFi, UNO R3, and Mega 2560. Precise base hole placement accommodates 400-point and 830-point breadboards. ！Pi 4 Users Please Note: The official micro HDMI and some USB-C plugs may not fit due to tight openings. It is recommended to connect the cables before securing the motherboard, or use thin-ended cables. 【ABS Material + Metal Threads, Lightweight and Durable】 Made of high-strength ABS material, weighing only 80g (0.17lb), it is lightweight yet sufficiently stable. All mounting holes have pre-embedded metal threads, preventing stripping even after repeated disassembly and assembly. A screwdriver and 8 screws are included; ready to assemble right out of the box. 【Portable Project Tool, Seamlessly Switching Between Lab and Classroom】 Its compact 19.9 x 13.4cm size integrates the entire circuit system, making it easy to pick up and go. Ideal for student experiments, maker workshops, and on-site demonstrations-no more rewiring on-site, doubling efficiency. 【[Packing List】 1 x RAB Holde;1 x Pack of Install Screws;1 x Screw Driver