T-WOLF Mobile Gaming One-Handed KeyboardSpecification TF-900 Set 1. Working voltage: 3.3V-5.5V 2. Working current: 100mA 3. Interface: USB 4. Number of keys: 35 5. The palm rest is designed according to the wrist posture of the button operation, and the two-point support fits to relieve the pressure on the wrist 6. Powerful adaptation function, can be directly connected to the computer via USB 7. Cool rainbow backlight, press FN key to switch 8. 35 metric key layout, convenient operation 9. Palm rest size: 120x85 mm 10. Keyboard size: 203x153x35 mm 11. Mouse size: 132x86x40 mm 12. Keyboard cable length: 1.4 meters 13. T19 single keyboard weight: 340g 14. TF-900 weight: keyboard 340 grams, mouse 160 grams 15. Keyboard + mouse + throne: keyboard 340g, mouse 160g, throne about 200g