Mini Bag Heat Sealer Capper, OMGOD Plastic Bag Sealing Machine, Size: 10cm X 5cm X 3.8cm. Mini and portable. Also a perfect gift to family and friends. Please open cover to preheat the item by pressing 5 seconds before using,then simply slide it along the edge of any bag and it's sealed airtight. High quality ABS material,resistance to high and low temperature. NOTE: It needs 2 X AA batteries to supply power. The batteries are not included. Bag Heat Sealer Capper, Plastic Bag Sealing Machine, Family Mini Impulse Sealer For Snack Food Saver Storage and Creates Airtight Containers, Make Food Fresh. Light and Handy