Eco-oven with variable air speed and adjustable damper. Airtight thermal insulation design in chamber, saves power consumption by 30% at constant temp. (compared with the previous product) Max. temp. reaching time shortened by 15 mins. compared to previous models. Operation efficiency improved as standby and recovery times are also shortened.. High airtightness prevents dust and waste from entering chamber. Available for fixed temp., 32 steps program, auto stop and auto start operations. Temperature and time setting, deviation correction and more are displayed thru VFD fluorescent screen. Various optional functions enable system upgrade based on user requirement. Safety Self-diagnosis circuit, independent overheat protector, overcurrent ELB, key lock, etc.