Simplehuman, Brushed Sensor Soap Pump, 13 OZ With Moisturizing Sample Soap, 7 FOZ, High Efficiency Pump Dispenses Soap In Just 0.2 Seconds, No Drip Valve, 4 Volume Adjustments, Wide Opening Makes Refills Fast, Easy, & Spill-Free, Lasts Up To 1 Year With 4 Alkaline "AA" Batteries, Not Included, Manual Dispensing By Holding Down The + Button On Top Of The Pump, Intuitive LED Lights Up Green When Sensor Is Activated, & Turns Red To Signal Low Battery Power.