[. . . ] [. . . ] Battery Replacement: Follow the instructions below to replace the battery in your Presto watch. 1 Open battery hatch with a coin by turning counter-clockwise until dot on the battery hatch aligns with the symbol. 2 Remove old battery and dispose properly. 3 Insert new battery into watch with type facing you. 4 Realign dot and the symbol. Take care not to damage the battery hatch rubber gasket. 5 Turn battery hatch clockwise until the dot aligns with the symbol. 6 Press and hold both buttons for 3 seconds to restart watch. [. . . ] [. . . ]