Battery Powered Alarms Sort by: Title Price Popularity RadioLINK Carbon Monoxide (CO) Alarm. Lithium battery powered. AudioLINK Code: EI208WRF 4 in Stock Heat Alarm. 10 Year Lithium Battery powered Code: EI630 AICO 1 in Stock RadioLINK+ Heat Alarm. 10 Year Lithium Battery powered Code: EI630IRF 2 in Stock Optical Smoke Alarm. 10 Year Lithium Battery powered Code: EI650 AICO 4 in Stock RadioLINK+ Optical Smoke Alarm. 10 Year Lithium Battery powered Code: EI650IRF AICO 0 in Stock Showing 1 to 5 of 5 entries