2 in 1 Inflation and Deflation The electric air pump can not only be used for inflating but also for deflating. Simply press the " O- " button on the 2-in-1 electric air pump to automatically inflate / deflate the air quickly. Save much more time than using the manual pump. EASY TO USE The high performance electric air pump makes inflating and deflating fast and easy. Simply attach the nozzle to the inflation or deflation port, and then attach it to your inflatable item. There are car power supply and home power adapters, so this electric air pump is available for home and outdoor use. 3 different size nozzles: Our electric air pump comes with S-0.6cm, M-0.8cm, L-1.8cm, 3 nozzle sizes to inflate / deflate different objects in all occasions. Note: Please choose the right nozzle to match the different items before using. WIDE APPLICATION: Multifunctional air pump suitable for most inflatable products. Ideal for inflatable bed, inflatable pool, inflatable sofa, inflatable bath, swimming ring, compression bag and inflatable toys etc. But beware, do not use this product for balloons. Box contents: 1 x air pump, 1 x 220 V power supply, 1 x 12 V car connection cable, 3 x air nozzle, 1 x instruction manual (English language not guaranteed). Best quality and easy portable design: compact and robust electric pump power pump made of sturdy ABS plastic. Portable, lightweight and easy to carry. The ideal choice for the garden, home, outdoor, camping, travel and beach. Product description 3 nozzle sizes: S-0.6 cm for swimming rings or other small toys. M 0.8 cm, suitable for rafts, inflatable pools or seats. L 1.8 cm, for air mattress, air mattress, inflatable boat, sofa. Inflation method: 1. Choose the right nozzle size. 2. Attach the inflation to the item to be inflated. 3. Press " I " on the power switch to turn on the air pump. 4. After finishing, press the " 0 " button to turn off the pump, remove the nozzle and seal the air valve. Deflation method: 1. Choose the right nozzle size. 2. Attach the air release port to the object to be ventilated. 3. Press " I " on the power switch to turn on the air pump. 4. After finishing, press the " 0 " button to turn off the pump, remove the nozzle and seal the air valve. Important safety information: 1. Store the pump in a dry and safe place. 2. Do not point the pump at yourself or other people. 3. Use only recommended or included accessoriesTechnical data: Operating voltage: AC230 V / DC 12 V. Rated power: 50 W. Pressure: 0.55 psi Flow rate: 450 L / min. Operating time: max. 20 minutes.