Panasonic Power Pack Gold 3LR12 4.5V Alkaline Flat Battery - 1 Pack (Blister)

Most 4.5V flat batteries fade quickly under continuous load, but the Panasonic Power Pack Gold 3LR12 holds its voltage steady for demanding devices. Advanced alkaline chemistry and a robust zinc casing deliver consistent high-energy output in flashlights, lanterns, toys, and vintage electronics. Flat spring contacts ensure a secure connection, and the mercury-, cadmium-, and lead-free formulation makes it an environmentally responsible choice.

Highlights

• 4.5V nominal voltage for reliable power
• Alkaline chemistry for extended runtime
• Flat spring contacts for easy installation
• Mercury, cadmium, and lead free
• Up to 5 years shelf life
• Operates from -20°C to 54°C

In daily use

Whether you're lighting up a campsite, powering a classic toy, or keeping a vintage radio alive, this battery provides steady voltage without sudden drops. Its compact flat design fits standard 3LR12 compartments, and the blister pack keeps it fresh until you're ready to use it. The wide operating temperature range means it performs reliably indoors and outdoors, even in challenging conditions.

Full specifications

• Battery type: 3LR12 (flat/lantern)
• Chemistry: Alkaline
• Nominal voltage: 4.5 V
• IEC designation: 3LR12
• Common equivalents: Flat Battery, Lantern Battery, 4.5V Battery
• Number of batteries included: 1
• Packaging: Blister pack
• Terminal type: Flat spring contacts (positive and negative)
• Rechargeable: No
• Mercury content: Mercury free
• Cadmium content: Cadmium free
• Lead content: Lead free

Final note

For reliable power in classic and everyday devices, the Panasonic Power Pack Gold 3LR12 is a proven performer with a long shelf life and eco-friendly construction.