No. of chambers : One (heating and cooling).Chamber size : Length 550mm, Height 950mm, Width 550mm.No. of trays : 3 adjustable stainless steel wiremesh trays. Tray size 530mm x 530mm.Water Purifier : To provide purified water to Ultrasonic Humidifier.Temperature : 10°C-50°C±1°C.Evaporator : Finned tubes.Programming : User friendly programming for temperature, humidity and light level with time steps.