1. Forced air circulation with a fan provides precise temperature uniformity
2. Automatic defrost system removes water condensation, no ice build-up
3. High-density polyurethane insulation (thickness: 60 mm) provides a constant cool temperature
4. High-quality stainless steel inner chamber for easy clean
5. Metal solid door with air-tight gasket protects samples and reagents from sunlight
6. Door key lock protects your samples from temperature rise by unauthorized access or door open