This is a high quality, accurate and easy to use blower that has become a staple in our household. This is the best inflator on the market and comes with a guarantee. It is to be expected that removing the battery for charging will be difficult if you do not have strong hands. All portable inflators have limitations. Leave it to cool when you fill the specified time of continuous use. However, it fills the reservoir from 19psi to 35psi in a minute and a half. Small compact with various attachments. Keep it in your car and you will never be surprised.