Variable volume MicroPipette Kit: 3 pipettes (5-50 ul; 10-100ul; 100-1000ul), Autoclavable with calibration report. Set of 3 Micropipettes Adjustable Volume 5-50 μl ; 10-100 μl; 100-1000 μl With calibration certificate Easy volume setting by simply spinning the plunger. Clear Reading Window: Numeric display clearly reads volume setting in increments. Autoclavable tip cone. (Partially Autoclavable). Companionable with all major make of tips.