To pair, please press and hold the Fn key, and while holding it press the Number 1,2, or 3 key on the number row and let go. Then press and hold Fn then while holding Fn press the "P" key and let go.

All you need to do is press and hold Fn and press the numbers 1,2, or 3 on the number row, and let go of both.

If the LED light is flashing rapidly it means that the BTWKEYMB is looking for a device to pair. If the LED light flashes slowly, it means it is trying to find the device that is already paired with.

On the top right there should be a lock symbol with an FN in the lock. See if there is a Blue LED light on the panel which is on the top right. If there is a Blue LED light on, then press and hold Fn and press ESC to shut off the Fn lock.

The battery is built-in and it is rechargeable. You can either charge it using a cellphone wall adapter or on your Apple computer. Micro USB to a USB-A cable included.