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Aquarium Heater, 300W/500W Submersible Fish Tank Heater with Dual Temp Displays and External Intelligent LED Digital Temperature Controller Show Instant Temperature and Set Temperature : Amazon.co.uk: Pet Supplies
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hygger 300W 500 Watt Aquarium Heater with LED Digital Temperature Controller, Submersible Fish Tank Water Heater for 110-450L Tank (500 W) : Amazon.co.uk: Pet Supplies
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