Lenovo Professional Wireless Rechargeable combo Keyboard and Mouse

LENOVO 4X31K03931 Professional Wireless Rechargeable combo Keyboard and Mouse, 8 Button Mouse, Optical IR Sensor, 4-way Scrolling, 2.4GHz & Bluetooth connection Type, 3-level adjustable dpi up to 4000 dpi, 3-zone tilt-leg Keyboard, Scissor-switch keysOverview:The Lenovo Professional Wireless Rechargeable Combo Keyboard and Mouse is a revolution in productivity and design. Its full-size keyboard features scissor switches that create an elevated typing experience. Its mouse, marvelously crafted from bio-rubber, keeps you comfortable all day and is equipped with an impressive 4,000 DPI sensor. Plus, both the keyboard and mouse are made from eco-friendly 65% recycled material that protects the environment.Features:Make charging easy with the integrated rechargeable battery in the keyboard and mouseSeamlessly switch up to 3 devices via the 2.4G Unified dongle or Dual BT on multi-OSLook your best with the sleek, contemporary design and premium textured finishDo it all with a full 3-zone tilt-leg keyboard with worldwide language layoutsExperience the difference with responsive scissor-switch keys and silent typingMaximize your potential with the 8-button symmetrical mouse sporting up to 4000 DPIBe eco-friendly with our 65% PCC and Bio-based TPU materialsMake it personal with programmable functions on both the keyboard and mouseBoth Mouse and Keyboard have AES128 encryptionSpecifications:Language Layout US EnglishColor GreyBattery Life Up to 3 monthsCable Length/Type 1 M / USB A to CWeight KB: 586 g (20.67 oz) MS : 80 g (2.82 oz)Backlight NoMice Button 8 buttons (Left / Right Click, DPI Button, Forward Button, Backward Button, Power Switch, Multi-Device Switch, Scroll-wheel with middle click and right/left-tilt)Button Life Up to 10 million clicks for left and right buttonsKeyboard Key Lifecycle Up to 10 millions clicksMouse Sensor Optical IR SensorHardware Requirements Supported PC with USB-A port or Bluetooth Low EnergyPower Requirement KB : 420mAh lithium battery Mouse : 380mAh lithium batteryScrolling 4-way scrolling (Up, Down, left, right)Brand LenovoOS Requirements OS IndependentPacked Weight 885 g (31.22 oz)Agency Approvals CE, CB, BQB, TUV Mark, cTUVus, FCC, IC, IDA, WPC, BIS, SIRIM, NTA, SDOCo, SDPPI, NTC, MIC, AITI, RCM, NCC, BSMI, MSIP, VCCI, JRF, SRRC, ANRCETI, ICASA, MINCOM, STA, MoC, UkrSEPRO, ACI, FAC, TRA, NTRA, TRC, MOC, ICT, INACOM, NCC, ANRT, CERT, CNC/AFTIC, ANATEL, SUBTEL, IFETEL, TUV NOMPackage Type Brown Box (FSC Certified)Packed Dimensions (L x D x H) 538 x 129 x 42 mm (21.18 x 5.08 x 1.65 in)Height Mouse: 36.06 mm (1.42 in) KB:14.8 mm (0.58 in)Cable Length Mouse: 111.29 mm (4.38 in) KB:437.4 mm (17.22 in)Depth Mouse: 62.23 mm (2.45 in) KB:128.8 mm (5.07 in)Special/Added Features Programmable Keys / Lithium battery / Seamless switch up to 3 devices / Dual mode connections : 2.4G & Bluetooth / Dynamic Wheel / Bio-rubber coated grip / AES 128 encryptionMaximum Operating Temperature 40 degrees Celsius (104 degrees Fahrenheit)Minimum Operating Temperature 0 degrees Celsius (32 degrees Fahrenheit)Maximum Relative Humidity (%) 95%Minimum Relative Humidity (%) 20%Battery Charging Time 2hours for full chargeIncluded Accessory Lenovo USB-A Unified Pairing Receiver, USB-A to USB-C charging cableX direction Key Pitch 19.05 mm (0.75 in)Y direction Key Pitch 19.05 mm (0.75 in)Width Mouse: 111.29 mm (4.38 in) KB:437.4 mm (17.22 in)Connection Type 2.4G & BluetoothDPI 3-level Adjustable (default at 2400, 1600, 800), Levels can be configured via Lenovo Go Central Software up to 4000