I opened this about a year ago, but my child only used it a little at school, so it's been mostly stored away and is in clean condition with little sign of use. This product is no longer available. Product Features & Basic Specifications Features: Bluetooth-connected, ultra-thin & ultra-lightweight rechargeable wireless keyboard for outstanding portability! Approximately 6.5mm thick and weighing about 200g, it features an ultra-thin, lightweight design and an easy-to-use Japanese keyboard layout (JIS kana layout compliant). It's rechargeable, eliminating the need for battery replacement (with a power-saving power switch) and is compatible with iOS and Windows. Specifications: ● Product Type: Keyboard ● Color: Black ● Interface: Bluetooth 5.1 ● Keys/Buttons: Pantagraph method, JIS kana layout compliant ● Functions: Pantagraph method, JIS kana layout compliant, rechargeable, with power switch, Bluetooth 5.1 ● Supported OS: iOS, Windows ● Color: Black ● Weight: Approximately 200g ● Size: Approximately 250 x 150 x 6.5mm ● Supported OS: iOS, Windows ● Body Dimensions: Approximately 250 x 150 x 6.5mm ● Weight: Approximately 200g