Features: 1. Multifunctional Aquarium Gravel Cleaner for Aquarium: Boxtech Electric Gravel Cleaner Kit with Water Changer+Sand Washer+Debris Cleaning+Water Filter+Water Shower+Water Flow 6 in 1 functions. 2. Strong Power with Suction: Power is 26/28W, powerful water pump motor can provide the maximum flow of 1400L/H 1700L/H. Suction enough to change water, suck food debris & fish poop out of aquarium quickly 3. Safe & Durable: Only using DC12 Voltage power, Multi-page rotor spiral core, energy saving and preventing jamming, make sure it is safe to use for our customers and your love fish 4. With Flexible Structure: You Can Adjust The Flexible Hose To Appropriate Length According To Depth Of Your Aquarium to suit for both shallow and deep aquarium 5. Note: Only after putting the gravel vacuum cleaner into the fish tank water can it be turned on, otherwise it will stop working Specifications: 1. Material: Plastic & Magnetic 2. Voltage:220-240V/50Hz3. Power:26W/28W Caution: 1. We may send you a plug adapter(EU, US, AU, UK,etc) according to your country . If you need another type, please leave a message after ordering or contact us directly. 2. Damage is possible if the pump work without water for long time. 3. Please read the manual carefully before you use the item.