Kestrel 4300 - Concrete - in "Engineering News Record"
Kestrel Pocket Weather Meter: Monitors Concrete Curing. The Kestrel 4300 Construction Weather Meter is designed for instant measurement of ambient conditions at the site of a concrete pour. The pocket−sized weather meter features integrated Bluetooth data transfer to instantly send weather data to a laptop or smart phone.
Kestrel Pocket Weather Meters; (248) 270-8898 USA; www.kestrelmeters.com