Operating Voltage: DC 5VPower Rating: 4WBattery:1200mACharging Time: 2-3 HoursCharging: Micro-USB Charging CableSuitable for 2.16-inch (5.5cm) neck's gallon barrel without pry the lidSize: 2.3*5.1Hose Length: 21.6Pipe Length: 4.7High: 13.5cmColor: blackMaterial: ABSNote:1.If the water pump is not working, please charge it for 3-4 hours.2. Please do not use this product to pump alcohol and other stimulating liquids.3. Please do not full immersion the product in water for cleaning before using.4.The power indicator shows a red light when charging and off after charging fully5. Do not use the product to pump alcohol and other stimulating liquids such as oil, as well as water hot over 50 Celsius.Only the above package content, other products are not included.Thank you for purchasing my product. I hope to bring you good luck. If you have any questions, I will give you feedback as soon as possible.