Model RP2 Thermo-Hygrometer Probe

Wireless, Measures Humidity, Temperature, Dew Point, and Wet Bulb Temperatures

This product is no longer available, see Model RP3 for a suggested replacement.


Clean air.
Temperature Limits:
Process: -4 to 140°F (-20 to 60°C); Ambient: 5 to 125°F (-15 to 51°C); Battery Charging: 32 to 113°F (0 to 45°C).
RH: 0 to 100% (non-condensing); Temperature: -22 to 140°F (-30 to 60°C).
RH: ±2% @ 25°C (10 to 90% RH); ±4% (0 to 10, 90 to 100% RH); Temperature: ±0.54°F @ 77°F (±0.3°C @ 25°C).
Response Time:
1.5 s.
Probe Length:
8" (203 mm) insertion.
Power Requirements:
3.7 V YT562447 Lithium ion battery, installed functional, user replaceable. (Note: Intended to be operated with power cables less than 3 m in length). (Wireless Only).
Maximum Wireless Distance:
50' (15 m). (Wireless Only).
Handle Enclosure:
Thermoplastic elastomer over polycarbonate.
Supplied With:
Wrist strap.
11.2 oz (317 g).
Agency Approvals:
CE (not while charging), RoHS, FCC compliant.


  • Allows for one handed operation for ladder use safety
  • Stable 50' (15m) wireless range


Model Number Description Usually Ships* Price Order
3.2 ft (1 m) USB cable. UHH-CBL 3.2 ft (1 m) USB cable. 3-4 Weeks $7.60 Order
Dual USB wall or auto charger with international adapters. (1.0 A) UHH-ICHRG Dual USB wall or auto charger with international adapters. (1.0 A) 3-4 Weeks $28.25 Order
2 GB SD card UHH-SD 2 GB SD card 2-3 Weeks $26.00 Order

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