1. Shelves running gear for the chain drive, after a period of use of the frame body, you can open the lower layers of the plate, add oil to the sprockets and bearings. 2. Install Shelves coffers should be dry and well ventilated. 3, the frame body surface does not allow prolonged exposure to sunlight. 4, should be kept clean rail trench, no debris clogging. 5, spray the surface of non-gasoline, highly alcoholic, pine fragrance, bananas, water scrubbing, spray the surface this would tarnish and fade 7 Features 1. Hand Video Editing control combined with computer control, operation more respect. Just remember to set the basic key to change 2. infrared, infrared sensors automatically detect the file and prevent false alarms 3. integrated design, integrated sensors and indicators 4. File integration density, high-precision temperature and humidity sensors, real-time acquisition temperature humidity value and transferred to the PC real-time display editor 8 quality standards referenced standards