BOYI TD21 Hot Swappable Numpad, 21 Keys Mini Numpad Portable Keypad Bluetooth 5.0 / 2.4GH z/Wired Number Pad Keyboard PBT Keycaps RGB Backlit Type-C Mini Keyboard
Specification:

Keyboard Weight: About 300g

Keycaps Material: PBT

Backlit: RGB

Key number: 21 keys

Package lists:

1*21 Keys BOYI TD21 Numpad Keyboard

1*BOYI Puller
1* 2.4GH z Dongle (Adaptor)

1*BOYI Mini User Manual

1*BOYI Type-C USB Cable

1*Maybe Come with Some Extra Switch