Product features It has a comfortable ergonomic and Floating -key design. Compare with the other standard keypad, the 21 keys extended some keys at the top, contain Esc, Tab, Back Space, and FN keys. 4 keys are increased to numeric section and thus more functions can be realized through the keys combination with FN. The num lock function is independent of any other keyboard that are currently connected. The mechanical switch keypad can ensure a fast response. Mechanical numberic keypad has 3 backlight model and 6 backlight brightness can be adjusted.

By simultaneously pressing the FN key and another key, you can change the backlight and brightness.
LED Backit model ajust: FN+5(steady lighting, reactive, breathing, turn the light off)
Brightness adjust:
FN++: lighting strength up;
FN+Enter: lighting strength down
Hot keys available: pressing FN+ESC to turn on computing device, FN+ TAB to turn on left bracket, FN+ Backspace to turn on right bracket, FN+ NUM to turn on equal symbol, FN+ / to turn on $, FN+ * to turn on € and FN+ - to turn on £¤.
Product details Switch: Gateron
Red Color: Gray
Keys: 21 keys
Cable Length: 150cm
Product Size: 12.5 * 8.5 * 3.8 cmcm
Product Weight: 208g
Package Size: 15* 10.5 * 6.0 cm
Package Weight: 275g
Applications:
1. Good for laptop users.
2. Suitable for banking, financial securities, business workers.
3. Used in counter register.
4. Used with 87 keyboards, 82 keyboards, 68 keyboards, 61 keyboards and other keyboards without numeric section.