VARTA brand quality - brand-name battery, made to last, long-lasting and designed for intelligent high performance, for maximum reliability in smart home and standard devices Advanced technology - pack of 2 CR2430 Power on Demand lithium button cells with 3 V voltage and 10 years’ energy retention for flexible and reliable power on demand Precise power delivery - High-quality product for standard electronic and smart home devices, delivering reliable, high-performance power exactly when it matters most Storage life - Compact and high-performance battery for reliable continuous operation in security systems, industrial equipment and specialised devices Sustainable packaging - 85 per cent recycled packaging material, child-resistant blister pack with recesses for safe opening and compliant with IEC 60086-4 Ed.5, Weight: 0.00881849048 pounds, Manufacturer: Varta Batteries