patio heaters
sper scientific 850026 environmental meter heat index
environmental meter 32 to 122 degrees temp . range f 0 to 50 degrees temp . range c 2.5 degrees temp . accuracy f 1.2 degrees temp . accuracy c relative humidity range 10 to 95 percent humidity accuracy greater than 70 percentrh 4 percent air velocity 0.4 to 20.0 m sec air velocity accuracy 3 percent air volume 0.847 to 1271300 cfm display lcd response time 5 sec . battery cr2032 includes wrist strap carry pouch battery and instructions br b features b ul li relative humidity range 10 to 95 % li li includes wrist strap carry pouch battery and instructions li li features anemometer temperature humidity temperaturecmm cfmdew pointwet bulb wind chill and heat index measurement li li display lcd li li response time 5 sec . li li temp . accuracy f 2.5 degrees li li temp . accuracy c 1.2 degrees li li temp . range f 32 to 122 degrees li li battery cr2032 li li humidity accuracy greater than 70 % rh 4 % li li item environmental meter li li temp . range c 0 to 50 degrees li li air velocity 0.4 to 20.0 m sec li li air volume 0.3847 to 1271300 cfm li li air velocity accuracy 3 % li li light level 0 to 20000 lux li li light level accuracy 5 % of reading 8 digits li ul
sper scientific