Keyboard specifications:
1. Weight: 366 g
2. Dimensions: 27.9 x 11.1 x 1.9 cm
3. Features: durable, splash-proof design, long-lasting power, device switching
4. Interface type: USB
5. Battery life: 12 months
6. Resolution: 1300 dpi
7. Power supply: 2 x AAA batteries (self-prepared)
8. Number of keys: 78 keys
9. Working current: 30mA
10. Transmission mode: wireless 2.4 G and Bluetooth 3.0, 4.0
11. Working voltage: 1.5V

Mouse specifications:
1. Weight: 72 g
2. Dimensions: 10 x 6.1 x 3.6 cm
3. Buttons: left button, middle button, right button, Bluetooth button
4. Interface type: USB
5. Battery life: 9 months
6. Resolution: 500/1000 dpi
7. Power supply: 1 x AA battery (self-prepared)
8. Transmission mode: wireless 2.4 G and Bluetooth 3.0, 4.0
9. Working current: 4.12mA
10. Working voltage: 1.5V
11. Working method: optical engine
12. Maximum tracking speed: 30 inch/s
13. Maximum acceleration: 10 G

Receiver specifications:
1. Dimensions: 17.94 x 14.4 x 6.6 cm
2. Weight: 2g
3. Input voltage: 5V
4. Input current: 30mA
5. Receiver storage compartment: located at the bottom of the mouse