9V Batteries 9V Super Heavy-Duty Battery 6F22 Mn1604 Carbon Zinc Battery for Smoke Alarms Smoke Detector 100 Count (Pack of 1)

Application: smoke detector,multimeter,alarm system, remote control toys, wireless doorbell,wireless microphone, wireless headset and other products.
What You'll Get: 100Pcs 9V carbon zinc batteries, providing you with a cost-effective solution for all your battery needs.
Professional: Designed specifically for smoke alarms and smoke detectors, these 6f22 9v batteries provide a reliable power source to ensure continuous operation when it matters most.
Storage Time: Our 9v battery storage time is 3 years at 20℃±2℃ and RH60±15%.
Safety & Eco-friendly : This batteries are made with advanced technology, does not contain chromium, lead, or mercury chemicals, and is double-sealed for safety and leakage.
Warm Tips :never charge the battery and insert the battery correctly with its positive(+) and its negative(-).