the internal dry cell batteries – how long do they last , and how do I replace when needed ?
A – As long as the unit is turned of after use The Batteries should last 30-60 days Possible more it just depends on the usage To replace the batteries undo the screws on the back of the unit, carefully lift the casing upand you will see the batterie compartment We would like to thank you for all your great questions, that have helped us build this FAQ.