Preserving the food for future is challenging process nowadays since the unexpected changes in seasons and climate. These environmental factors will affect the foods. It will make the food dehydrated, sweetening and salting. If you are able to preserve the foods, you can enjoy any kind’s foods in any season. You can eat food even it is not available in your area. You can store your food easily without any worries. These all will be possible by using food preservation machine.


Are you looking for the best food preservation machine? You can try this FoodSaver 4840 2-in-1 Automatic Vacuum Sealing System your better experience. Here I have listed the functions and features of this product where you will be able to find the best out of this machine.


FoodSaver is introduces the Automatic Vacuum Sealing System for the best quality food preservation. It helps you by safely sealing and freezing meats, cheeses, vegetables, even soups and sauces. It is designed to remove the air and extend the freshness of foods. This Vacuum sealer is compact and very safe to use.

i. Bag Cutter

It uses the Auto-bag Sensing technology, which senses the bags and vacuum pressure. You no need to get worry about the bags to preserve the product. These bags are very strong and it cannot be tearing easily. To make the bag you just simply open the appliance door on top of the sealer and insert the rolls. When the bags are ready the system will shut off automatically.

ii. Food Sensor

Food sensors are used the sense the liquid overflow. The liquids will be stored in the removable drip tray. The sensor will sense the liquid level and it will intimate by glow on the tray full indicator light. You should clean the tray with water, make it dry out of sunlight and fix into machine.

iii. Indicator Lights

 It contains two indicator lights, one is Tray full indicator and another one is seal indicator light.

Tray full Indicator

During the sealing process the small amount of liquids from food will stored on the drip tray. When the trip tray gets full LED light will be emitted. To set to normal you have to remove the tray and clean it.

Seal indicator light

This seal indicator light is Red Led which emits when the sealing is finished.

iv. Display

The small LCD display is used to show the sealing progress.

v. Retractable Handheld Sealer

You can use this handheld sealer to seal the zipper bags and products. It has two buttons which can works with two modes. One is Accessory mode which is used to seal the products and accessories. Another one is Marinate mode which is used to seal the foods.

vi. Control Buttons

It has PulseVac control button which is used to control the vacuum level manually. Seal button is used to seal the foods. Press the seal button when you want to seal bags. If you want to cancel the sealing process you can press Cancel button. The food can be sealed based upon the size by pressing Adjustable food setting button.


FoodSaver 4840 2-in-1 Automatic Vacuum Sealer is designed with advanced vacuum sealing technologies. It has built-in vacuum bag roll and cutter. You are able to bag and seal the food in a single machine. It is compact and weightless so it can be placed over the cooking table easily.

Manual control buttons used with this device is very effective and these options are used for obtaining the maximum performance from the device. Based upon the type of sealing bag and the foods uses, the vacuum sealer can be designed with the manual control options.

When compared with other device The Advance sensing technology is used here to sense the every process.

FoodSaver 4840 2-in-1 Automatic Vacuum Sealing System

Special Feature:

Multiple Sealing Mode, Duel purpose cooker.

Key features:

+ Duel mode handheld sealer,

+ Advanced Sensors.


+ Compact,

+ Weightless.


+ Time consuming.

Our Rating: 4.7 Stars (4.7 / 5)

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Here I have listed out some of drawbacks based upon the customers experience with FoodSaver Vacuum sealer. It has few drawbacks over when you make the bags. Some customers faced problem in making bags. It needs two much time to make the bag.