Automatic Hand Sanitizer Dispenser with Tray includes a refillable 1,200 mL bottle that holds gel sanitizer. Simple installation. Can be wall mounted, includes mounting screws. Lockable with a window design for a simple and beautiful appearance. Dispenser has a light indicator for low power. Sensor detects issues between the bottle and dispenser, stops dispenser from working to avoid any leakage. Battery life (4 C batteries, not included) lasts for 30,000 pushes of sanitizer. For Use With: Hand Sanitizer; Color(s): White/Gray; Size: 1,200 mL Refillable Bottle.