Duracell 309/393 Button Cell Battery, Silver Oxide, 80 mAh, 1.5V, 2mm H x 8mm Dia

Steady power in a tiny cell that fits the job without fuss.

Built for watches, medical devices, toys, and calculators, with DuraLock Power Preserve Technology helping it hold ready power in storage.

Product Overview:

When a small device starts acting fussy, the fix is usually simple. This Duracell 309/393 button cell battery gives you a clean, silver oxide power source for the gear you use every day. It suits watches, medical devices, toys, calculators, and other compact electronics, so you are not left hunting through a drawer full of mismatched cells. At just 2 mm high and 8 mm across, it slips into place neatly, and the 3 year shelf life adds a bit of calm. No drama. Just the quiet confidence of a battery that is ready when you are.

Key Features:

• Silver oxide power: Delivers steady 1.5 volt output for small devices that need reliable, even performance.
• Compact button cell size: The 2 mm by 8 mm shape fits tight compartments cleanly, with no awkward wrestling match.
• Wide device use: Works well in watches, medical devices, toys, and calculators, so one cell covers several everyday needs.
• DuraLock Power Preserve Technology: Helps keep the battery ready in storage, which is handy when you want backup power on hand.
• Equivalent replacements: Crosses to SR48, SR754W, SR754SW, SR754, 309, 393, D309/393, V309, and V393 for easier matching.

Quick Specs:

• Brand: Duracell
• Manufacturer: Duracell
• Model Number: 40287
• Color: Silver
• Dimensions: 2mm H x 8mm Dia.
• Format/Type: Button Cell Battery
• Compatibility/Use: Medical devices, watches, toys, calculators, and more
• Warranty: 3 Yr. Shelf Life

Set this in place and get your little devices back to a steady, dependable hum. If you want a battery that feels easy to trust, this one is a solid pick, so why not make the switch today?

Unit of measure: EACH