Certification: CE/FCC/BQB/MSDS/UN38.3
	
Color: Black Number of Keys: 87 and 104 keys
	
Switches: Low profile switches
	
Number of Multimedia Keys: 12
	
Main Body Material: Aircraft-grade aluminum
	
Keycap Material: ABS
	
Layout: ANSI
	
Backlit Types: 18
	
Backlit: Adjustable 4-level RGB backlit
	
System: Windows/Android/Mac/iOS
	
Battery: 2000mAh Rechargeable li-polymer battery
	
BT Working Time (White backlit): Up to 36 hours (Lab test result may vary by actual use)
	
BT Working Time(RGB): Up to 38 hours (Lab test result may vary by actual use)
	
Connection: Bluetooth and Type-C cable
	
Bluetooth version: 5.1
	
Bluetooth Device Name: Keychron K1
	
Dimension: (87-Key) 355 x 120 x 20mm; (104-Key) 435 x 120 x 20mm
	
Weight: (87-Key) about 650g / 1.43 lbs; (104-Key) about 805g / 1.77 lbs
	
1 x Keyboard (incl. 5 x Mac Keycaps)
	
5 x Windows Keycaps
	
1 x USB-A to USB Type-C Cable
	
1 x Keycap Puller
	
1 x User Manual
	
Box Dimension: 16*3.5*49.8cm
	
Box Weight: About 1.15g
	
Pieces per Master Carton: 10pcs
	
Carton Dimension: 51*33*19cm
	
Carton Weight: 11.5kg
https://www.keychron.com/products/keychron-k1-wireless-mechanical-keyboard?
variant=31871620022361
https://youtu.be/swm8REGM4hY