Logitech WIRELESS COMBO MK275

-General Product Information
-Category: Mouse & Keyboard Combo
-Product type: Wireless
-Wireless Protocol: 2.4 GHz (Unifying) / 2.4 GHz (Advanced)
-Wireless Range: Up to 33 Feet or 10 Meters
-Keyboard Specifications
-Indicator Lights (LED): Cap lock
-Special Keys: Num Lock key, CAP Lock key, Scroll Lock key
-Connect / Power: On/Off switch
-Battery Details: 2xAAA (Alkaline), Removable/ Replaceable
-Mouse Specifications
-DPI: 1000 Max, Software adjustable: No, Hardware Adjustable: No
-Sensor: Optical, Visible light: No, Light color: No
-Scroll Wheel: Vertical Scroll Type: Regular, Supports Horizontal: No
-Connect / Power: On/Off switch
-Battery Details: 1xAA (Alkaline), Removable/ Replaceable