Lenovo 4Y41C33791 numeric keypad Universal RF Wireless Grey

21-key numeric keypad Industry leading scissor switch keys Dedicated productivity keys (Calculator, Tab, Equal, Esc keys) Minimalist design with ultra slim profile at 13 mm Rechargeable , up to 3 months use in single charge (may vary based on usage) Supports Lenovo Unified Pairing Receiver Go beyond the limitations of your notebook and complement your workflow with a tactile, responsive 21-key keypad that sports premium scissor-switch keys and is compact enough to take on the go. With an impressive up to 3 months of battery life and a powerful 2.4 GHz wireless connector, you can rest easy knowing that your numeric keypad will be ready for action whenever you are. Features Device interface RF Wireless Key switch type Tactile Purpose Universal Pointing device No USB hub No Keyboard number of keys 21 Keys operating life 10 million characters Frequency band 2.4 GHz Design Ergonomic design Yes Product colour Grey Power Power source type Battery System requirements Windows operating systems supported Yes Weight & dimensions Width 132.8 mm Depth 85 mm Height 13.5 mm Weight 109 g Packaging data Package width 180 mm Package depth 127 mm Package height 43 mm Package weight 277 g Operational conditions Operating temperature (T-T) 0 - 40 °C Operating relative humidity (H-H) 20 - 95% Other features Wireless receiver interface USB Logistics data Harmonized System (HS) code 84716060