Press end button to remove cover, remove and replace 2 CR2032 Lithium batteries
Slide cover up to remove then pry CR2032 Lithium battery from holder to replace
Press end latch to remove cover then remove and replace CR123A Lithium battery
Press end button to remove cover, remove and replace 2 CR2032 Lithium batteries
Slide cover up to remove then pry CR2032 Lithium battery from holder to replace
Press end latch to remove cover then remove and replace CR123A Lithium battery