4. Separate short-spin key 5. Low sample heating (only 12 degree C after 30 min, at max. Speed) 6. Autoclavable rotor (121 deg. C, 20min) 7. RMP/RCF setting as required 8. Includes standard rotor made of anodized aluminum 9. Timer can be set up to 99min 10. The small size of the unit makes it convenient for use on the bench, under a hood or inrefrigerated