








🔧 Unlock your project’s potential with the ultimate keypad companion!
The HALJIA 4x3 Matrix Array 12 Switch Keypad is a compact, durable input module featuring 12 keys (0-9, *, #) designed for seamless plug-and-play integration with Arduino and other microcontrollers. Its robust plastic and metal construction ensures reliability, while its small footprint makes it ideal for access control, safety devices, and custom electronics projects.
| Brand | HALJIA |
| Product Dimensions | 6.95 x 5.1 x 1 cm; 10 g |
| Manufacturer reference | ADN2006037 |
| Manufacturer | HALJIA |
| Colour | Multiple colours: |
| Power Source | Corded Electric |
| Are Batteries Included | No |
| Item Weight | 10 g |
| Guaranteed software updates until | unknown |
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