Four discrete temperature channels
High accuracy silicon humidity transducer probe port
Large, 4-digit, easy-to-read, backlit display
Min / Max and memory functions
Temperature differential between any 2 of the 4 temperature ports
Direct relative humidity and wet bulb measurements
Calibrated to NIST traceable standards
Auto-off after 10 minutes of non-use or continuous ON mode
Operates 30 continuous hours on 1 9V alkaline battery
Integrated battery eliminator jack
Rugged polyethylene carrying case
Large probe storage area
Switchable degC / degF