Rechargeable lithium battery: with a capacity of 1000 mAh and over 800 charging cycles, this rechargeable 9V battery offers long-lasting
Practical USB-C charging design - 9 V block battery smoke detector with integrated USB charging port and 2-in-1 fast charging cable, for convenient charging without additional charger, includes LED indicator for charging status.
Long-lasting 9V high capacity batteries - up to 1000+ charge cycles, constant performance without memory effect, environmentally friendly and economical as a sustainable alternative to disposable batteries.
ADVANCED FAST CHARGING TECHNOLOGY - 9V rechargeable batteries with USB input, fully charged in just 1.5 hours for time-saving and efficient charging.
Safe and reliable 9 V block battery - with intelligent multiple protection technology against overcharging, overheating and short circuit, for maximum safety of your devices and users.