Package Dimensions:15 x 10 x 3 cm Series:Health Gear8x04advqhg-11 Operating System:Android,Mac Os,Windows Guaranteed software updates until:unknown Features: 1. Ergonomic design, more comfortable handfeel. 2. Support for Android, for Windows, for Mac OS systems. 3. 22-key wireless ultra-thin numeric keypad, compatible with Bluetooth 3.0. 4. Use time up to 80 hours , keystrokes up to 3 million times 5. Scissor foot key cap structure design, fast rebound speed, low delay. Spec: Item Type: 22 Keys Numeric Keypad Material: ABS Optional Color: Black / Silver Black / Iron Gray / Rose Gold Support System: for ANDROID, for WIN, for Mac OS Number Of Keys: 22 Keys Compatible with Bluetooth: Compatible with Bluetooth Version 3.0 Keyboard Life (Keystrokes): 3 Million Times Response Speed: 5 Milliseconds Compatible with Bluetooth Transmission Distance: Approx. 10m / 32.8ft Working Current / Voltage: 0.25MA 3V Battery Type & Capacity: 2xAAA (Not Included) Use Time: 80 Hours packing list: 1 x Numeric Keypad (Battery Not Included) 1 x User Manual About this item [Ergonomic Design for Comfortable Use] This 22 Keys Numeric Keypad has an ergonomic design that provides a comfortable handfeel, making it easy to use for extended periods. Whether you're crunching numbers or entering data, this keypad ensures a comfortable and efficient user experience. The stylish design adds a touch of sophistication to your workspace, while the ergonomic features make it an essential tool for anyone who values comfort and productivity [Multi System Compatibility] This Wireless Number Pad is compatible with a wide range of systems, including Android, Windows, and Mac OS. This makes it a versatile tool that can be used with a variety of devices. Whether you're using a desktop computer, laptop, or tablet, this keypad can be easily connected via Bluetooth 5.0, giving you the flexibility to work on any system with ease [Ultra Thin and Wireless Design] Our 22 Keys Numeric Keypad boasts an ultra thin and lightweight design, making it easy to carry and transport. The wireless feature allows you to use the keypad without the clutter of cords or wires, ensuring a tidy and efficient workspace. The compact size of the keypad ensures that it can be easily stored in a backpack or laptop bag, making it a great accessory for anyone on the go [High Durability and Fast Response] The scissor foot key cap structure design provides a fast rebound speed and low delay. This ensures that the keypad responds quickly and efficiently to your keystrokes, making it an essential tool for those who work quickly and need to control their work environment. The keypad has a long life span, with keys rated for up to 3 million keystrokes, ensuring that it will last for years to come [Low Consuming Long Battery Life] With a use time of up to 80 hours, this Numeric Keypad has a long battery life, allowing you to work on the go without worrying about running out of power. The low power consumption ensures that it is energy efficient and environmentally friendly. The keypad uses two AAA batteries(not included), which are easy to replace and widely available. This ensures that you can easily keep your keypad running smoothly without any disruptions See more product details [Ergonomic Design for Comfortable Use] This 22 Keys Numeric Keypad has an ergonomic design that provides a comfortable handfeel, making it easy to use for extended periods. Whether you're crunching numbers or entering data, this keypad ensures a comfortable and efficient user experience. The stylish design adds a touch of sophistication to your workspace, while the ergonomic features make it an essential tool for anyone who values comfort and productivity [Multi System Compatibility] This Wireless Number Pad is compatible with a wide range of systems, including Android, Windows, and Mac OS. This makes it a versatile tool that can be used with a variety of devices. Whether you're using a desktop computer, laptop, or tablet, this keypad can be easily connected via Bluetooth 5.0, giving you the flexibility to work on any system with ease [Ultra Thin and Wireless Design] Our 22 Keys Numeric Keypad boasts an ultra thin and lightweight design, making it easy to carry and transport. The wireless feature allows you to use the keypad without the clutter of cords or wires, ensuring a tidy and efficient workspace. The compact size of the keypad ensures that it can be easily stored in a backpack or laptop bag, making it a great accessory for anyone on the go [High Durability and Fast Response] The scissor foot key cap structure design provides a fast rebound speed and low delay. This ensures that the keypad responds quickly and efficiently to your keystrokes, making it an essential tool for those who work quickly and need to control their w