As a pioneer in pharmaceutical refrigerator manufacturing, every case of avoiding a drug or vaccine infection improves patient safety and saves you hassle and money. Model: 250BC~2000BC Temperature Fluctuation ≤ ±1℃ Temperature Deviation ≤ ±2.0℃ Installed Power: AC220V±10% 50HZ Environment temperature: +5~35℃ Optional: Data storage and printing.SMS Alarm(With power off alarm)