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4×4 matrix membrane keypad
4×4 matrix membrane keypad with 16 keys for Arduino, Raspberry Pi, and microcontroller input projects.
Description
The 4×4 Matrix Membrane Keypad is a compact and flexible input device featuring 16 keys arranged in a 4×4 matrix. Designed for durability and low-profile use, it provides a reliable interface for Arduino, Raspberry Pi, ESP32, and other microcontroller projects.
Ideal for password entry, menu navigation, calculator projects, security systems, and custom input devices, this keypad allows easy integration through its 8-pin matrix interface. The membrane design ensures long-lasting performance while keeping the module thin and lightweight, perfect for DIY electronics and embedded systems.
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HC-06 4Pin Bluetooth Module Without Reset Switch
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- Dormancy current: no dormancy.
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WH0201102 ABS 1.75 mm 1 kg Filament-Wanhao
- Material: ABS
- Color: White
- Material Diameter: 1.75mm
- Printing Temperature: 220° to 230°C
- Roundness Accuracy: +/- 0.5mm +/- 0.5mm
- Density: 1.31g/cm3 1.01g/cm3
- Mounted: Spool Mounted
- Net weight: 1kg
- Packaging Vacuum-sealed with desiccant to protect the filament from humidity
- Highly Detailed & Quality Outputs.
- Tried and Tested by Makenica.com
- Compatible with any FDM 3D Printer.
- ABS is stronger than PLA
- Easy to post-process.
- Environment friendly – ISO 9001 and ROHS certified
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