specifications: Brand: Kodtec Model: KT-05WD One BIG button Simple, Safety and Health Full charged can be used 30-40 days or 4-6 Bottles Long pipe to reach to the bottom of bottles USB rechargeable Stainless steel pipe Dia. ±70mm Portable, Wireless and Compact USB charge Plug & Play 3 Steps Only, Easy Installation ONE unit ALL bottles Voltage: 5.0V DC Power: 4W Battery: 1200 mAh Category: dispenser