simplehuman 7.5 oz. Sensor Pump with Soap Sample, Brushed Nickel (Discontinued) No-drip valve: Silicone valve creates a seal, preventing messy drips Speed dispense: The unique gear design in our high-efficiency pump is engineered to dispense soap consistently and quickly, in just 0.2 seconds Perfect for bathrooms: A sleek, modern design complements bathroom decor while the compact shape fits easily on bathroom sinks and counters Precise sensing : The sensor has a precise trigger zone for accurate, high-speed activation Magnetic lid: Makes refilling and changing batteries easy, then keeps the lid shut tight Touch-free automatic soap dispenser Innovative silicone valve prevents messy drips Instant, accurate dispensing Narrow footprint for smaller sinks or countertops Adjustable volume control buttons Wide opening for easy refills Kindly refer the manual for troubleshooting steps.