4×4 Matrix Keypad Membrane Switch for Arduino and NodeMCU
Specifications:
- Keypad Layout: 4x4 matrix (16 keys)
- Key Material: Silicone rubber
- Operating Voltage: 3-5V DC
- Interface: 8-pin female header
- Connection: Jumper wire compatible
- Compatibility: Arduino, other MCU projects
- Operating Temperature: -20°C to 70°C
- Storage Temperature: -40°C to 85°C
- Key Life: 1 million cycles
- Dimensions: 77mm x 69mm x 1mm
- Weight: 15g