Rechargeable 9v Lithium Batteries – 4-Pack 9 Volt Li-ion Battery for Smoke Detector, with 2 USB-C 2-in-1 Charging Cable, High Capacity 1300 mAh, Quick Charges 2 Hours, Over 1000+ Cycles

About This Product :

• Long-Lasting Power: These 1300mAh rechargeable 9V lithium-ion batteries provide a constant voltage output, ensuring stable and reliable power for high-drain devices like smoke alarms, wireless microphones, toys, GPS, home security systems, and medical equipment.
• Convenient Charging: Equipped with 2 USB-C charging cables, you can easily recharge all 4 batteries simultaneously using various power sources like PCs, wall adapters, mobile chargers, or car chargers.
• Cost-Effective and Sustainable: With up to 1000 charging cycles, these rechargeable batteries help reduce electronic waste, save money, and contribute to a greener future compared to disposable batteries.
• Advanced Safety Features: Built-in protection against overcharging, over-discharging, short-circuiting, and overheating ensures safe charging and usage, giving you peace of mind.
• Intuitive Charging Indicator: The LED indicator flashes green during charging and turns solid green once fully charged, allowing you to monitor the charging status conveniently.

Details :

• Number of Batteries: 4 9V batteries required. (included)
• Battery Cell Composition: Lithium Ion
• Recommended Uses For Product: Smoke detector
• Unit Count: 4.0 Count