Ideal for tissue/cell culture as well as chemistry applications. Fits 0.1 to 100mL volumetric and serological pipets. Accurate with pipets calibrated both "to deliver" and "to contain". Integral 0.2¬µm hydrophobic filter is autoclavable for sterile use. Optional 3¬µm filters are available for pipetting to Class A tolerances. Dispensing mode switch allows both powered and gravity dispensing. Continuously variable pipetting speed via finger pressure facilitates smooth pipetting and fine meniscus control. Ergonomic shape and low weight (7.2 oz.) maximize comfort while pipetting. Chemical fumes are vented externally for corrosion resistance. NiCd battery powers 8 hours of continuous use without recharging. Special design charger eliminates battery "memory effect", and allows charging during use. (A) Ordering information: Supplied with wall holder, charger, and two replacement sterile 0.2¬µm filters. One-year manufacturer's warranty.