According to customer feedback, each of our products was tested, when customers use the product, you must use a good quality battery and the Machine will work.

Method of use:
Set 1: Before use, open the lock cover, first preheat the machine, preheat mode is pressed for 5 seconds.
Set 2: Align the machine mouth with the plastic bag, press the plastic bag with the machine and move it slowly to the side.
Set 3: Repeat step 2 in the opposite direction
Set 4: After use, remove the battery

Specification:
100% brand new and high quality
Easy ,convenient to use and store, ideal for home use.
Perfectly reseal unused portions of food, keep the food flesh.
You simply slide it along the edge of any bag and it's sealed airtight.
Provide protection against the moisture, mould proof.
A magnet on the base help to stick it on the fridge surface.
Please open cover to preheat the item by pressing 5 seconds before using.
Battery:1.5V,2 AA Batteries,use only alkaline.(Not included)
Material: ABS and metal.