Duracell Specialist Battery. D357H (10L14). 1.5V.

_Duracell 357/303 Button batteries - long-lasting power guaranteed
_Guarantee for 3 years in storage
_Duracell Button Silver Oxide batteries are available in a variety of sizes
_Duracell Button Silver Oxide batteries are suitable for use in watch, calculators, medical devices (insulin pumps, digital thermometers)