Specification BatteriesIncluded : 1 BatteriesRequired : 1 Brand : LIANGSTAR BulletPoint1 : 【22 Keys Number Pad & Quiet Data Entry】LIANGSTAR wireless numeric keypad have 22 keys, support NumLock, Esc, Tab, Delete etc. Open computer calculator easily use shortcut key. Unique quiet when use data entry for financial accounting etc BulletPoint2 : 【Portable Wireless Numeric Keypad & Easy to USE】Our numeric keypad work by 2.4GHz wireless technology, just plug the receiver to USB port, then can easy use for fast data transmission. The maximum working range up to 32.8ft. So can easy carry in your bag use in different scenarios BulletPoint3 : 【Top Quality & Power Supply】This great number pads made of top quality ABS material, with comfortable touch experience and precise control, also have fast response and great resilience. Power supply by 2*AAA battery (not included) BulletPoint4 : 【Auto Sleep & Saving Energy】Our this number pad with auto sleep function, when long time no action will auto sleep, then press any key can awake up the keypad. This function can saving energy and make keypad in lower power consumption BulletPoint5 : 【Wide Application & Support】LIANGSTAR wireless numeric pad can work for PC, laptop, desktop computer and notebook in windows 2000/XP/Vista/7/8/10 systems. Just feel free to contact us when have any question about number pad ButtonQuantity : 22 Color : Grey CompatibleDevices : Laptop CompatibleDevices1 : Laptop CompatibleDevices2 : PC ConnectivityTechnology : Wireless ConnectivityTechnology1 : Wireless ConnectivityTechnology2 : USB-A ExternallyAssignedProductIdentifier1 : 605128920140 ExternallyAssignedProductIdentifier2 : 0605128920140 HandOrientation : Ambidextrous HardwarePlatform1 : Laptop HardwarePlatform2 : PC IncludedComponents : USB Receiver IncludedComponents1 : 1*Mechanical Number Pad IncludedComponents2 : 1*User Manual IncludedComponents3 : 1*USB-C to USB-A Cable ItemName : LIANGSTAR Number Pad, Wireless Numeric Keypad 22 Keys Portable Keyboard Extensions with 2.4GHz USB Receiver for 10 Key Financial Accounting Data Entry, Surface Pro, Laptop, Desktop, PC, Notebook ItemPackageDimensions_Height : 16.7894 centimeters ItemPackageDimensions_Length : 2.3876 centimeters ItemPackageDimensions_Width : 10.2108 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : ten-key-keyboards KeyboardBacklightingColorSupport : single_color KeyboardDescription : Wireless KeyboardLayout : qwerty Language : english Manufacturer : LiANGSTAR Material : Acrylonitrile Butadiene Styrene MechanicalKeyboardSwitchModel : outemu_brown ModelName : LIANGSTAR RF22 ModelNumber : RF22 NumberOfBatteries : 1 NumberOfItems : 1 NumberOfKeys : 22 PartNumber : RF22 PowerSourceType : Battery Powered ProcessorCount : 1 ProductDescription : LIANGSTAR Number Pad, Wireless Numeric Keypad 22 Keys Portable Keyboard Extensions with 2.4GHz USB Receiver for 10 Key Financial Accounting Data Entry, Surface Pro, Laptop, Desktop, PC, Notebook ProductSiteLaunchDate : 2022-06-29T06:32:59.236Z RecommendedUsesForProduct : Office RecommendedUsesForProduct1 : Everyday Use RecommendedUsesForProduct2 : Education RecommendedUsesForProduct3 : Business RecommendedUsesForProduct4 : Multimedia RecommendedUsesForProduct5 : Personal RecommendedUsesForProduct6 : Student SeriesNumber : 17 SpecificUsesForProduct1 : Business SpecificUsesForProduct2 : Multimedia SpecificUsesForProduct3 : Personal Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SwitchType : Mechanical Theme : Number UnspscCode : 43211706 WarrantyDescription : yes WaterResistanceLevel : not_water_resistant