Desktop Constant-temperature Drying Oven Brand Faithful Model WHL-25AB Description： 1. In the work room, the hot air is convective naturally and cyclically. 2. Digital display microcomputer intelligent PID temperature controller. 3. New anti-hot handle. Technical Parameter model WHL-25A/WHL-25AB Cycle Mode Natural convection Function Temp. Range RT+10-300℃ Temp. Resolution 0.1℃ Temp. Motion ±1℃ Temp. Uniformity ±3.5% Structure Inner Chamber B model: mirror stainless steel; without, High strength, galvanized sheet Outer Shell cold rolling steel electrostatic spraying exterior Insulation layer High quaility rock wool board (with CE) Heater Nickel chromium alloy heating wire Power rating 0.6kW Exhaust hole φ28mm top (with function of test hole) Controller Temp. control mode Two temperature section intelligent PID Temp. set mode Touch button setting Temp. display mode Measuring temperature: display on the four digital tubes upper row ； setting temperature: display on the lower row Timer 0-9999min(with timing wait function) Operation function fixed temperature operation, timing function, auto stop Additional function Sensor deviation correction, temperature overshoot self-tuning, internal parameter locking, power-off parameter memory Sensor PT100 Safety device over temperature sound-light alarm Specification Inner Chamber size(W*L*H)(mm) 260*260*260 Exterior size (W*L*H)(mm) 380*455*568 Packing size (W*L*H)(mm) 500*530*657 Volume 18L Shelf number 6 Load per rack 15kg Shelf space 29mm (50/60HZ)Current rating AC220V/2.7A NW/GW (kg） 27/35 Accessory Shelf 2 Optional accessories Shelf,Programmable controller