3COINS Typewriter-style Wireless Keyboard [Condition] Almost unused. It has been stored for a long time, so the condition is not a problem. [Specifications] Battery (power supply): Battery-powered (2 AAA batteries) *Batteries are not included, please prepare them separately. Continuous operation time: Approximately 80 hours Number of keys: 84 (tenkeyless) Key pitch (key spacing): 19mm Key stroke (key depth): 26mm Connection method: Bluetooth (Bluetooth 5.0) only *Wired connections such as cables are not possible. Supported OS: Windows (7/8/10/11), macOS, iOS, iPad OS, Android Other specifications: There is a groove-shaped stand on the top of the keyboard where you can place a smartphone or tablet. Size: Approximately 33cm x 16cm x 2.6cm Color: Pink Box: None Instruction manual: None For connection instructions, search the internet for "3COINS round keyboard instruction manual" to find them!