Rechargeable Electric Air Pump,portable Usb,vacuum Pump With 1200mah Battery Vacuum pump: the camera of the product automatically removes the air in the food bags, prolongs the preservation time and keeps the food clean. Protection against overheating: with the function of protection against overheating, even if used for a long time, there will be no safety issues. Rechargeable Battery: Equipped with a 1200mAh rechargeable battery, which can be charged with a cable USB, more convenient to use without connecting a wire. High quality material: Made of high quality ABS material, safe and non-toxic, the surface is smooth and easy to handle, and the operation is simple. Align the suction port of the compression bag and press the switch button. Portable: Small in size and lightweight, the size is only 5.7 x 5.7 x 15 cm ( L x W x H), and the weight is only 260 g, so it can be carried or stored in a backpack.