Something free, lightweight (and that works) that allows you to use an Android as a mouse/pad/keyboard? Possibly that they connect via Bluetooth.
I carry an SBC with me as a computer, the mini keyboard I had died, I can't wait 14 days for an AliExpress replacement, nor I want to spend €20 on fast delivered rubbish on Amazon
I carry an SBC with me as a computer, the mini keyboard I had died, I can't wait 14 days for an AliExpress replacement, nor I want to spend €20 on fast delivered rubbish on Amazon