LNG004

      KeyBoard A badge with interactive lighting and music. LNG004 An interactive badge with touching, lightning, and melody. You can wear it on your neck or fix it to your bag. Press the lightning icon to switch between two modes. One is a mini piano while another is circular melody and chasing light. Feature  Interactive badge  Rechargeable  Easy to wear     Part List  KeyBoard × 1  Coin battery × 1  Brooch × 1  Neck sling × 1  Micro-USB cable × 1 Specification  Microcontroller: ATMega328P  Operating Voltage: 3.3V  Flash Memory: 32KB of which 0.5KB used by bootloader  SRAM: 2KB  EEPROM: 1KB  Clock Speed: 16MHz  Working Current: 30mA (when buzzer on)  Static Current: 8mA (when buzzer and led off)  Sleep Current: