Amazon.com: MEDca 1.5V Alkaline Batteries - LR44 AG13 357 303 SR44 Battery - Button Coin Cell for Hearing Aids and Amplifiers, Toys, Remotes, Calculators, Lasers | Long Lasting Power | Anti Corrosion | 60 PCS : Health & Household
Button cell battery. These small batteries are used in small electrical equipment like the calculator in the background. This is an alkaline button ce Stock Photo - Alamy