Logitech Pop Keys Mechanical Wireless Keyboard -Blast Yellow (920-010577)

Connection Type: Bluetooth Low Energy (Bluetooth 5.1),
Wireless Range: Up to 10 meters,
Switch Type: Mechanical (Brown, tactile),
Battery: 2 x AAA,
Battery Life: Up to 36 months (varies by usage),
Indicator Lights: Battery LED, 3 Bluetooth channel LEDs, Caps Lock LED,
Customization App: Logi Options+ (Windows and macOS),
Dimensions: 138.47 mm (H) x 321.2 mm (W) x 35.4 mm (D),
Weight: 779 g (with batteries),