Filfeel Numeric Keyboard

1. Ergonomic design, more comfortable hand feeling. 2. Support for , for Mac OS systems. 3. Ultra-thin 22-key numeric keyboard, compatible with 5.0. 4. Use time up to 80 hours, keystrokes up to 3 million times 5. Scissor foot key cap structure design, fast rebound speed, low delay. Specification esification: Item Type: 22 Key Numeric Keyboard Material: ABS Optional Color: Black / Silver Black / Iron Grey / Rose Gold Support system: for , for , for Mac OS Number of keys: 22 keys Compatible with: Compatible with version 5.0 Keyboard life (keystrokes): 3 million times Response speed: 5 milliseconds Compatible with transmission distance: Approx. 10m / 32.8ft Working Current / Voltage: 0.25MA 3V Battery type and capacity: 2xAAA (not included) Operating time: 80 hours Package List: 1 x numeric keypad (battery not included) 1 x User Manual