Name: Portable Storage Food Bags Heat Handheld Instant SealerAvailability: United StatesLink: http://www.amazon.com/Portable-Storage-Handheld-Instant-Sealer/dp/B0055E8XH8/Price: $3.90Electrical: 2 AA batteriesSeal: Makes a very narrow and inconsistent seal due to it's user driven nature, the seal is almost impossible to make straight which makes it look very bad.Size: LightMiscellaneous: Completes the definition of a heat seal but it looks so bad and the seal itself is so unpredictable one can never be sure the seal will hold.Name: SealerSales KF-300CSAvailability: United StatesLink: http://www.amazon.com/SealerSales-KF-300CS-Coated-Direct-Sealer/dp/B00B29NXSO/Price: $269.00Electrical: North AmericanSeal: http://www.sealersales.com/files/715834/uploaded/KF-200CS_small.jpg - Makes multiple seals very quickly on a span of 15 millimeters. Picture is of a model with slightly shorter seal length.Size: LightMiscellaneous: Multiple seals very quickly makes this product stand out from other sealers.Name: Weston Vacuum Sealer Pro-2300Availability: United StatesLink: http://www.amazon.com/Weston-65-0201-Pro-2300-Vacuum-Sealer/dp/B001GP81R2/Price: $399.99Electrical: North AmericanSeal: http://www.youtube.com/watch?v=EfLhA0JNwXg&t=1m18s - A very straight and strong seal.Size: MediumMiscellaneous: Seems like an excellent option overall but there are no models with European sockets and this one most likely requires it's fair share of power which makes it an expensive option for Europeans.Name: Sammic SV-306TAvailability: United States, is produced by a spanish company though so should be some way to aquire these within Europe.Link: http://www.amazon.com/Sammic-SV-306T-Chamber-Sealer-Retort-Sous-Vide-Food/dp/B00994NQ68/Price: $4,150.00Electrical: North AmericanSeal: http://www.youtube.com/watch?v=kd0Vpw08cgQ&t=4m52s - A very straight and most likely strong seal.Size: HeavyMiscellaneous: A very professional, quick and expensive solution to Heat Sealing. Worth keeping in mind is Chamber Style Vacuum Sealers like this one is capable of vacuum sealing Mylar Bags and other Moisture Barrier Bags which for example the Weston Vacuum Sealer Pro-2300 can't.