The Kestrel 3000HS delivers relative humidity, dew point and heat stress index readings in the palm of your hand, These measurements are critical when setting limits for outdoor activities in high temperatures and/or humid conditions, helping to define rest periods and rehydration frequency.
Used by athletes, coaches, activity centres, fire fighters and health and safety executives.
Mil-SPEC-810G drop tested with an IP67 waterproof rating, the Kestrel 5400FW is designed and constructed specifically for heat stress monitoring. A five year warranty and certificate of conformity, come as standard.