100-240V 50/60Hz • DC15V • 5W • 8.5L/min • 0.026MPa Dual Outlet Product features 1. It adopts a high-performance lithium battery, and the low-end song mode can last up to 80 hours; 2. Adopt imported rubber materials, with long service life and high operating efficiency; • Silent design of air pressure structure to create a quiet environment; 4. 15V low-voltage charging design makes it safer and more efficient to use. Matters to note 1. Please check whether the power supply voltage/frequency used meets the requirements before use. 2. If the air pump is placed below the horizontal plane, please connect the check valve to prevent water from flowing into the equipment and causing damage to the air pump. 3. Please stay away from flammable and explosive items when charging, and do not place them in dark and humid environments. 4. If it is stored for a long time, please recharge it every three months to avoid affecting the battery.