1. The fully automatic touch-free operation helps avoid cross-contamination, providing an easy way to wash hands 2. Easy to use sensor makes hand-washers a smart choice for home bathroom use. It is widely used in kitchens, offices, schools, hospitals, hotels, and restaurants 3. Contact-free soap dispenser can work with hand sanitizer, dish soap, sanitizer, low alcohol content soap, and most liquid soaps 4. The automatic soap dispenser features new reinforced, leak-proof technology, an airtight design, and IPX4 waterproof rating 5. The contact-free soap dispenser features a 3-level adjustable volume control switch to dispense 0.5~3 ml (0.017~0.1 oz), making it easy to use and quick to dispense Capacity: 280ml / 9.56oz Liquid Volume: 0.5~3 ml (0.017~0.1 oz) Battery-Operated: 4*AAA Alkaline batteries (not included) Material: 304 Stainless steel & ABS with chrome plating Waterproof Rating: IPX4 Color: Silver Material: ABS + stainless steel Package Contents: 1 x Automatic Soap Dispenser Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement may vary by +/- 1-3cm