First Alert PC910 Photoelectric Combo Smoke & Carbon Monoxide Alarm, White, 3 V Liquid Drain Cleaners (restricted) Orbital action

Orbital action

For use on most Moto tool including Dremel

Each port is perfectly spaced to allow hummingbirds to feed side-by-side

Mercury free

Selectable trigger lets you control the fastening method with a flip of the switch

First Alert PC910 Photoelectric Combo Smoke & Carbon Monoxide Alarm, White, 3 V Liquid Drain Cleaners (restricted) Orbital actionHighlights: No battery changes for the life of the alarm Photoelectric nuisance resistant technology New sleek thin design Mute silence button End of life signal Versatile wall or ceiling mount Easy slide mounting bracket Emits T3 pattern Electrochemical sensor Power LED and alarm indicator No battery changes for the life of the alarm Separate sensors to detect smoke and CO, the two alarm systems work independently Usage for residential applications