HD-303 MINI HYGROMETER AVM-03 MINI ANEMOMETER DT-2229 Features Data Hold Max/Min Back Light Dew Point Auto Power Off (APO 30 Min) Power : AAA 1.5 V X 3 Standard Accessories : Manual, Soft Carry Case Dimension : 138 (H)X 56(W) X 25(D) mm Technical Data Basic Function —--------------- Range —------------ Resolution – Accuracy Humidity —--------------------- 0.0% ~ 99.9 % RH —-- 0.1%RH – 20%~80% 3.0% RH others ±4.0% RH Temperature–--------------- -20.0º~60.0ºC —--------- 0.1ºC – 0.0ºC ~ 45.0ºC ±1.5ºC others ±1.5ºC Temperature —------------- -4.0º~140.0ºF —-- 1ºF — 32ºF ~ 113ºF ±2.0ºF others ±3.0ºF WET BULB Temperature — -20.0º~60.0ºC —- 0.1ºC — 0.0ºC ~ 45.0ºC ±1.0ºC others ±1.5ºC WET BULB Temperature – -4.0º~140.0ºF —- 1ºF –- 32ºF ~ 113ºF ±2.0ºF others ±3.0ºF DEW Point Temperature —- -50.0º~60.0ºC —- 0.1ºC —- 0.0ºC ~ 45.0ºC ±1.0ºC others ±1.5ºC DEW Point Temperature — -58.0º~140.0ºF —-- 1ºF —- 32ºF ~ 113ºF ±2.0ºF others ±3.0ºF