In- Product name: Compact Barrel Fish Tank Aquarium Automatic Start Filter Small External Filter Barrel Compact barrel 40 Applicable fish tank capacity: 20-40L Power: 4W Power pump flow: 350L/h Filter barrel volume: 1.0L Filter bucket size: 128x191mm Power cord: 1.5m Included filter material: white filter cotton*1, blue filter cotton*1, quartz ball*1 pack Compact barrel 60 Applicable fish tank capacity: 30-60L Power: 4W Power pump flow: 350L/h Filter barrel volume: 1.5L Filter bucket size: 128x241mm Power cord: 1.5m Included filter material: white filter cotton*1, blue filter cotton*1, quartz ball*1 pack Feature: 1. Aquacompact can be simply stuck onto the glass: the pump with inlet, prefilter and outlet hang on the inside of the aquarium the filter canister, however, on the outside. This combination provides you with a large filter volume and guarantees long intervals between cleaning. 2. For start up you have fully automatic self-priming. You simply adjust the throughflow on the filter canister. And with various outflow nozzles ensure natural water surface movement. 3. There are 2 models for aquariums from 20 up to 60 l (glass thick max 6 mm). Both are fully equipped with filter media and ready to use. Benefits of aquacompact: 1. Highly efficient filtration of small size aquariums 2. Large filter volume 3. Autostart: fully automatic self-priming via the inlet integrated into the pump 4. Throughflow can be adjusted or switched on/off on the filter canister 5. Completely equipped with coarse filter pad, fine filter pad and bio-filter medium (SUBSTRATpro) 6. Pump with extendable inlet grill 7. Adjustable outflow (nozzle/spraybar, wide jet nozzle, elbow and connection pieces included) 8. Comprehensive range of accessories 9. Aquacompact 40 and 60 is very good for fish and water plant aquarium. 10. The original kit included media and pads, but not include Hook, please know that. 11. Can only be used in 220-240V voltage.