General Tools EP8706 Digital HVAC Psychrometer with Temperature Port

Features: Jumbo display, triple read-out Louvered head to protect sensor Field calibratable using 33% and 75% salts Auto power off Minimum/maximum memory + data hold Displays: temperature; humidity; dew point; wet bulb; external temperature with optional probe Optional probe available (#P8706) Response time: 60 second temperature range/accuracy: -4 degrees to 122 degrees F / ±1.2 degrees F