Features: Brand new and high quality Dual mode design: The keyboard supports dual modes and can connect devices via 2.4G wireless and Bluetooth-compatible to meet the different needs of users. Large characters: the keyboard is designed with large characters, and the characters are clearly visible, which is particularly suitable for the elderly or users with poor eyesight. 2.4G wireless connection: 2.4G wireless connection is supported, and users can operate within a certain range more freely without using the traditional wired connection modes. Multi-platform universal: it is suitable for desktops, laptops and other types of devices, providing a wide range of compatibility and making it easier for users to input on different devices. Elderly people: Suitable for elderly people. The large character design makes the keys clearer and easier to see, helping them to input words more conveniently. Poor eyesight: suitable for users with poor eyesight. The large character design solves the problem of unreadable characters and provides a better experience. Specifications: Material: ABS Working distance: 10M Number of keys: 78 Wireless/Bluetooth-compatible support: Bluetooth-compatible 3.0+2.4G Wireless/Bluetooth-compatible transmission distance: 10m Working current/voltage: 0.25mA 3V. Battery capacity: 2xAAA (Not Included) Size:Approx.28.5x12x0.5cm/11.22x4.72x0.19inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set Wireless Keyboard_tfrf