Dual Mode - Stable Bluetooth 5.0 and 2.4G USB connection. Connect this 3-in-1 wireless numeric keypad via Bluetooth or 2.4G USB receiver. Whether using RF USB dongle or Bluetooth, the numeric keypad offers both connectivity options. Ideal for spreadsheet workers, accountants, and financial professionals.Luxurious Look & Slim Aluminum Design - Ultra-thin, lightweight design with a sleek and attractive appearance. Durable premium aluminum construction. Features a 15-degree ergonomic tilt and advanced silent scissor-switch keys for a comfortable and quiet typing experience, enhancing work efficiency.Easy to Use on Multiple Devices - Pair up to 3 devices simultaneously. Press FN+2.4G/BT1/BT2 to quickly and seamlessly switch between connected devices. Supports Num Lock, ESC, Tab, Delete, $, %, and shortcut keys to directly open the computer calculator. This multi-device Bluetooth numeric keypad is perfect for users working across multiple devices.Rechargeable Battery - Built-in 300mAh long-lasting rechargeable battery. The Bluetooth wireless numeric keypad can operate continuously for up to 120 hours on a single charge. Includes low battery indicator and sleep/power-saving mode to reduce energy consumption. Press any key to wake up the Bluetooth keypad within 3 seconds. Charging cable included.Universal Compatibility - Bluetooth and 2.4G USB wireless connections ensure compatibility with all Bluetooth-enabled devices or devices with USB ports. Works widely with operating systems including Windows, iOS, Linux, and Android. Compatible with computers, desktops, PCs, laptops, smartphones, and tablets such as iPad, MacBook, Galaxy, Surface, and more.Material: ABS + aluminum alloy Color: Black Package Contents: 1 x Bluetooth Number Pad 1 x USB Cable 1 x Receiver Note: Light reflection and different display settings may cause slight color variations compared to the actual product. Measurement error allowed is +/- 1-3 cm.