Uniross 9V PP3 Rechargeable Battery via USB-C Cable. Lithium Long Lasting Battery, for Smoke Detectors, Alarms, Keypad, Microphones

LONG SHELF LIFE: With a shelf life of over 1000 cycles, these batteries are designed to offer extended usability and sustained performance, reducing the need for frequent replacements. ENHANCED SAFETY: The batteries come with built-in protection against short-circuit, over-charge, over-discharge, and over-voltage, ensuring safe and reliable performance throughout their lifespan. USB-C RECHARGEABLE: These Li-ion AA batteries can be conveniently recharged using a USB-C connector, providing a modern and efficient charging solution without the need for a traditional battery charger.