Trigger lock for Dyson cordless vacuum cleaner (Wheatley OX33)

This is a trigger lock which is compatible with Dyson cordless vacuum cleaners, model V15, V11, V10. Unfortunately it doesn't work with my Dyson, but it could be a useful gadget if it fits any of the model numbers listed. Message me on 07962 243216 if you'd like it. I'd be happy to mail it to you if that helps.