SANWA SUPPLY Keyboard_Bluetooth_Solar charging

Bluetooth keyboard with solar panel. Can be charged even with indoor lighting, so there is no need to replace or charge batteries. Uses an electric double layer capacitor (supercapacitor) for power storage. Resistant to repeated charging and has a longer life than lithium-ion batteries. Includes a spare button battery that works even in dark environments where there is not enough light on the solar panel. Designed to automatically switch power when solar charging is complete. Uses 80% recycled plastic for environmental consideration. Uses pantograph keys with shallow keystrokes and light touch input. Standard arrangement of built-in numeric keypad that is easy to use both in the office and at home. High rigidity and less key sinking for comfortable typing. Compatible with multiple OS. Can be used with various devices such as Windows, Android, macOS, and iOS. Up to three devices can be registered, and the connection of the device can be changed by simply pressing a button.
* Charging requires a brightness of 200 lux or more. * Recycled plastic is used for the keyboard housing. The key tops and other parts are not recycled plastic.