Photoelectric lithium battery project
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
Sealed-in lithium battery Maintenance and hassle free with prevention from tampering and removal. The alarm is always on, with no battery replacement required for the 10-year life span of the alarm. ... Long Life Smoke Alarm, Photoelectric, 10yr Lithium Battery – Kitchen with Carbon Monoxide Alarm Q10YK-CO Smoke Alarm, Ionisation – Living ...