Type:Foldable Bluetooth Keyboard, Foldable Wireless Portable Keyboard, Rechargeable Travel Keyboard, Foldable Keyboard, Wireless Portable Keyboard with Numeric Keypad This wireless portable keyboard with a foldable design and a built-in numeric keypad for convenience, connected via Bluetooth technology. Features: Seamlessly syncs with up to 3 devices, including Windows, Mac OS, iOS, or Android devices, via Bluetooth 5.0, allowing you to effortlessly switch between your cellphone, tablet, and laptop with the press of a button. Equipped with a numeric keypad to facilitate quick calculations and numeric input, significantly enhancing efficiency. The quiet and responsive scissor switches provide a smooth and comfortable typing experience. Built-in rechargeable battery, the travel folding keyboard can provide up to 45 hours of continuous typing after 2 hours of charging. The keyboard hinges are made of premium materials for long-term durability. Easy to fold with magnetic and won't open easily when put in a bag and carried around. With folding dimensions of 15.2 cm in length, 9.8 cm in width, and 1 cm in thickness, it can be easily carried around. Specifications: Material: ABS Bluetooth Version: 5.0 Charging Time: 2 hours Continuous Use Time: 45 hours Standby Time: 90 days Battery Specifications: 1 x 140mAh Lithium Battery (included) Charging Mode: USB Charging Cable Power Supply (power adaptor not included) Product Size(LxWxH): Open Size: 30.4 x 9.8 x 1 cm Folding Size: 15.2 x 9.8 x 1 cm Package Contents: 1 x Keyboard 1 x Charging Cable 1 x Manual Please note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.