Models ThermoStable GC-450 ThermoStable GC-1000 Capacity 432 Lit. 864 Lit.   Range & Variation 10℃ ~ 60℃,      ±1℃ at 20℃ Fluctuation ± 0.5℃ at 10℃, ± 0.5℃ at 25℃ (0% light intensity) ± 1℃ at 10℃, ± 1℃ at 25℃ (100% light intensity)   Humidity Range & Variation 30% ~ 95% RH, ±3% at 60℃ Fluctuation ±1% Humidifier Evaporation by...