1.Sealing strong and better performance of heat conduction-special durable alloyed sealing knife with anti-stick teflon coats2.Esay to operate-only adjust packing width and height by hand wheels without changing any molds and parts when packing size changes. packing length can be detected by the sensor automatically.3.Production line-Different products with different sizes can be packed together as promotional package.4.Quality key parts-adopt omron brand parts such as temperature controller, timer, relay, switch, and sensor.5.Alarm for scrap film break or full.6.A pair of photoelectric switch in vertical for thin products.7.Optional closing conveyor for small products.8.Optional sensor for transparent products.9.Visiable window in shrink tunnel.