Origin : Mainland China EHEIM Fish Tank Aquarium Small External Wall-mounted Filter Compact Barrel Automatic Start Filter 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 EHEIM 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