Nielsen-Kellerman Company Profile | Visit Website 21 Creek CircleBoothwyn, PA 19061Phone:610-447-1577 Products Kestrel Pocket Weather Meters Company Product Kestrel Pocket Weather Meters feature a full line of rugged environmental monitoring devices that can measure, log and wirelessly transmit a range of weather data. Instantly and accurately... Product • August 16th, 2011 Kestrel Weather Meter with Bluetooth Company Product The Kestrel 4300 Construction Weather Tracker from Nielsen-Kellerman now has integrated Bluetooth technology for instant, continuous, on-site documentation. The Kestrel 4300 has been customized for... Product • March 24th, 2008 Want to know more about this company? Click here to request more information about Nielsen-Kellerman .