Long time running sustainingly up to 24 hours Oil free compressor – maintenance free Capable of handling all kinds of refrigerants Automatic high pressure cut-off switch for safety The outer shell adopts one-off rotary technology with high intensity and concussion resistance. Overall protection device, safe credibility Meet ari700 standards Automatic low pressure shut-off 2 years warranty Weighs only 16.8kg Packed in carton, packing size:55*27*41cm, 16.8kg