9V Alkaline Batteries (2-Pack), 6LR61 1.5V Ultra Long Power Batteries for Smoke Detectors, Multimeters, and Alarms (0% Mercury)

2X More Power: Premium alkaline construction provides up to twice the power and runtime compared to traditional carbon zinc batteries. 6LR61 9V Block Design: Standard 9-Volt form factor built to strict compliance standards for precision fitting and optimal contact performance. 0% Mercury Formulation: Engineered with an environmentally conscious, mercury-free chemistry for safe everyday household deployment and easy disposal. Critical Safety Performance: Tailored to supply steady, dependable energy output for essential safety equipment like smoke alarms, carbon monoxide detectors, and gas leak detectors. Broad Device Utility: Widely compatible with a vast array of high-drain or precision electronics, including test multimeters, walkie-talkies, guitar effects pedals, wireless microphones, laser levels, and digital scales.