For digital / analogue watches and other electronic products, it is essential to have a high quality energy source with the highest reliability to power your products.SONY batteries have been proven and are the most reliable watch batteries in the market. Supplied in the highest quality and globally to various watch and other branded electronic manufacturers.This is for a purchase of one (1) Sony Silver Oxide - Mercury Free (0%Hg) battery. Each battery comes in a factory sealed blister pack with a long expiry date.The item is in stock and ships same day upon immediate payment. Product details: Brand: Sony (Made in Japan) Battery Model & Size: 373 / SR916SW / 9.5 x 1.6mm Chemical Composite: Silver Oxide - Mercury Free (0%Hg) Voltage: 1.55v Battery Type: Coin / Button Cell Condition: Brand New, Blister Packed with Long Expiry Date