Features: 1. External material: excellent cold-rolled steel with static coating. 2. Stainless steel inner chamber, round angle structure, adjustable shelves. 3. Intelligent controller with PID program, dual digital display, soft touch operational key, timing function and over-temperature protection. 4. Door with wide double-layer tempered glass observation window, adjustable air-tight buckle lock, and silicon rubber seal, which provide good seal ability and efficiently prevent heat loss.