Rau ratchet pluaj zoo , txhua tus neeg muaj kev txhawj xeeb tshwj xeeb txog nws, thiab peb ua dab tsi yog txhawm rau ua kom cov khoom xav tau ntawm txhua tus neeg siv khoom, yog li qhov zoo ntawm peb cov hlua ratchet zoo tau txais zoo los ntawm ntau cov neeg siv khoom thiab nyiam lub koob npe nrov hauv ntau lub teb chaws. Lishenflex zoo ratchet pluaj muaj cov yam ntxwv tsim & kev ua tau zoo & tus nqi sib tw, yog xav paub ntxiv ntawm cov hlua zoo ratchet , thov koj xav tiv tauj peb.