The Redragon BM-4091 PRO is a versatile dual-mode wireless office mouse engineered for reliable performance, flexible connectivity, and all-day ergonomic comfort. Featuring seamless 2.4G and Bluetooth wireless options alongside a precision optical sensor, it provides a tidy, cable-free workspace solution for both laptops and desktop setups.
Technical Specifications
- Part Number: RD-BM-4091-PRO
- Connectivity: 2.4GHz Wireless (via USB receiver) and Bluetooth Dual-Mode
- Sensor Type: Optical (BK3632+KA8G2)
- Maximum Resolution: 4000 DPI
- Adjustable DPI Levels: 800 / 1200 / 1600 / 2400 / 4000
- Number of Buttons: 6
- Power Source: 1x AA Battery (No recharging required)
- Chassis Material: Lightweight ABS Construction
- Dimensions: 110 mm × 73 mm × 40 mm
- Weight: 72 g (±5 g, without battery)
Key Features
- Dual-Mode Wireless Freedom: Effortlessly toggle between a stable 2.4GHz USB receiver link and Bluetooth connectivity to manage multiple devices without re-pairing.
- Customisable Optical Precision: Switch instantly between five on-the-fly DPI levels (up to 4000 DPI) using the built-in indicator to match your preferred sensitivity for detailed editing or general office tasks.
- Ergonomic Symmetrical Design: Formed with a comfortable symmetrical shape and soft rubber side grips designed to naturally fit various grip styles and minimise fatigue during extended use.
- Hassle-Free Battery Operation: Powered by a single, readily available AA battery that eliminates the need for charging docks or tethered cables while ensuring long operational life.










