Advanced Hand Sanitizer Dispenser Refill, Gel, TFX, 1200 mL, Citrus no checkout horn and battery function Low battery horn and battery function Low battery indicator—Smoke alarm will chirp in the event of a low battery Red LED—Flashes every 30 40 seconds to indicate that the smoke alarm is receiving power Dust cover Battery operated—Easy installation and continuous protection even during power outages A polished identification panel on one of the flats is marked with the tool number and size in a black inlay 99 percent of most common germs that may cause illness Leaves hands feeling soft and smooth Available in foam or gel formats