M5Stack Mechanical Key Button Unit

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⌨️ Key Unit – Mechanical Key Input with RGB LED The Key Unit is a compact mechanical key input module designed for Human‑Machine Interface (HMI) applications. Featuring a Blue swit ch with tactile bump and audible click, it delivers satisfying feedback with every press. Integrated with a programmable RGB LED (SK6812), the Key Unit provides visual feedback and supports 256 brightness levels, enabling customizable lighting effects. With two digital IOs, it allows monitoring of key status and precise LED control, making it versatile for interactive systems and control panels. ⚙️Features ✅ Blue mechanical switch with tactile bump & audible click ✅ Programmable RGB LED (SK6812) with 256 brightness levels ✅ Dual digital IOs for key status monitoring & LED control ✅ Compact design for easy integration into HMI systems ✅ Visual + input feedback for enhanced user interaction 📦 Package Contents 1 × Key Unit 1 × HY2.0‑4P Cable (20 cm) 🔧 Applications 🖥️ Control panels 📊 Interactive displays ⚙️ Human‑Machine Interface (HMI) systems 🔔 Status indication with visual feedback 🛠️ DIY electronics projects 📊 Technical Specifications Specification Parameters Power Supply DC 5 V Output Signal DC 3.3 V Standby Current 2 mA @ 5 V Operating Current 13 mA @ 5 V Net Weight 7.6 g Gross Weight 13.1 g Product Dimensions 40 × 24 × 22.6 mm Package Size 90 × 135 mm 🌍 Why Choose Key Unit? Combines mechanical input with RGB LED feedback Provides customizable lighting effects for interactive systems Compact and durable for embedded HMI applications Enhances user experience with tactile and audible feedback Show more