Technological Parameters： Battery: 4 x AA batteries (not included) Materials: top-grade ABS+PP, not reclaimed Color: white+blue, other colors can be customized Dimension: 91x183x67 mm Capacity: 350ml Waterproof Level: IP4 Each Sensing: 0.55g/1.1g soap Nozzle Type: Optional (Spray/Drop/Foam Pump) Rated Voltage: 3.7V Packing: 1pc/color box; 50pcs/carton Carton Size: 47.5X47.5X41.5cm N.W./G.W: 13.00/14.00kg Includes: Dispenser x1 USB cable x1 Manual x1 Automatic sensor operated: the automatic disinfectant dispenser provides automatic dosage of spray, foam or drop, which enables a quick and easy hand disinfection and eliminates cross contamination, achieving optimal hand hygiene. Battery Operated: this hand free soap dispenser is powered by 4 pcs AA batteries (not included), which is free and easy to use in daily life Convenient and Hygienic: just put your hand under the sensor to start the gel liquid soap dispenser, you can effectively avoid cross infection without touching it. Suitable for public places such as offices, hotels, hospitals, medical institutions, schools, etc. Quality assurance 1.Every production process is inspected by our QC team 2.Quality is assured by professional engineer 3.CE, FCC, ROHS certificates approved and have self-owned patents Customer Service 1.Your inquiry related to our products or price will be replied in 24hrs. 2.Keep informing our customers about production process and helping arrange quality inspection if necessary. 3.One-year warranty and responsible after-sales service. 4.Professional sales and engineer team to insure good purchase experience.