Description: Lightweight and portable Durable and practical. Prevent food from mildew and damp, keep fresh Quickly heated metal head, easy to use With magnetic base,can stick to fridge when not use Widely used in shop, home or market, etc. This multi-use tool best for collection, such as all food, clothing and other articles of daily life use Specifications: Size(L*W*H): 3.9*1.6*1.8in/ 10*4*4.5CM Material: ABS plastic + metal Voltage: 3V Power: 3.5W Thermal efficiency: 90% Battery: 2 x AA battery (not included) Package Included: 1 x sealing machine Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.