Product Description:
Model: WK100
Type: Wireless / Bluetooth keyboard with built‑in touchpad – two‑in‑one device. 
Color / Finish: Grey (also described in some places as “gray” or a similar light tone) 
Keys / Layout: Approx 84 keys in English layout. 
Connectivity:
Dual wireless: 2.4 GHz (via nano receiver) and Bluetooth. 
Can switch between two devices (press a key to toggle) without interference. 
Range / Operating Distance: Up to ~10 metres / ~33 feet. 
Touchpad: Integrated multi‑touch trackpad for gestures (scrolling, zooming etc.). Useful for smart TV, media use, laptops, tablets etc. 
Power / Battery:
Runs on 2 AA batteries (not included). 
Auto‑sleep / Power‑saving mode: if idle ~30 minutes, keyboard enters sleep mode; press any key to wake up. (Touchpad lock via Fn‑key when needed) 
Build / Materials:
Made of ABS plastic; described as “premium ABS”, wear‑resistant; key markings not easily worn off. 
Ultra slim, lightweight, compact layout; retains directional keys despite compact design. 
Compatibility: Works with Windows, macOS, Linux, Android, iOS, Smart TVs etc. 
Other Features:
Multimedia / shortcut keys (various combos) to control media etc.
No backlighting / LED lighting is specified in most listings, so likely no LED backlight. 
Warranty:
Warranty Duration: 1 year from the date of purchase.