Dell Venue 8 Pro Tablet Computer "ivso bluetooth keyboard pairing" Questions

IVSO bluetooth keyboard I plugged in the password, entered it, when it went to the next step it asked for the password, but I did not write it down as I didn't know I would need it again. When you get

IVSO bluetooth keyboard - no instructions 1. if I turn the keyboard off, when I turn it back on, I have to complete a brand new pairing for it to work. 2. how do I tell if it needs a charge? 3. should

IVSO bluetooth keyboard will pair with Dell Venue Pro 8 but will not ty Keyboard will not type after pairing. What can I do to get it to work Check to make sure that the keyboard is fully charged.