Lenovo 4Y41R64540 keyboard Home/Office RF Wireless + Bluetooth US English Black

Cable length: 1 m
Detachable cable: Yes
Product colour: Black
LED indicators: Yes
Backlight: No
Adjustable keyboard height: Yes
Island-style keyboard: Yes
Power source type: Battery
Keyboard battery type: Built-in battery
Battery recharge time: 2 h
USB Type-C charging port: Yes
Operating relative humidity (H-H): 20 - 95%
Operating temperature (T-T): 0 - 40 °C
Keyboard weight: 586 g
Keyboard dimensions (WxDxH): 437.4 x 128.8 x 14.8 mm
Windows operating systems supported: Yes
Linux operating systems supported: Yes
Mac operating systems supported: Yes
Bundled software: Lenovo Go Central
Package type: Box
Package depth: 129 mm
Package height: 42 mm
Package width: 495 mm
Package weight: 795 g
Warranty card: Yes
Receiver included: Yes
AC adapter included: No
Wireless receiver interface: USB Type-A
Number of products included: 1 pc(s)
Mouse included: No
Battery capacity: 420 mAh
Battery technology: Lithium Polymer (LiPo)
Certification: CECBBQBTUV MarkcTUVusFCCICIDAWPCBISSIRIMNTASDOCoSDPPINTCMICAITIRCMNCCBSMIMSIPVCCIJRFSRRCANRCETIICASAMINCOMSTAMoCUkrSEPROACIFACTRANTRATRCMOCICTINACOMNCCANRTCERTCNC/AFTICANATELSUBTELIFETELTUV NOM
Security algorithms: 128-bit AES
Frequency band: 2.4 GHz
Connectivity technology: Wireless
Device interface: RF Wireless + Bluetooth
Bluetooth version: 5.1
Key pitch: 1.91 cm
Recommended usage: Home/Office
Numeric keypad: Yes
Pointing device: No
Keyboard form factor: Full-size (100%)
Hot keys: Yes
Bluetooth Low Energy (BLE): Yes
Keyboard key switch: Scissor key switch
Keyboard keys operating life: 10 million characters
Programmable hot keys: Yes
Keyboard number of keys: 104
Keyboard language: US English