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Prometheus Digital Hygrometer
 
 
       
H-Hygro/03    MSRP $39.95

2.25 inch (Width) x 2.125 (Height) x 0.39 (57 mm x 54 x 10)

  
 
 
 
Prometheus Compact Size Digital Hygrometer/Thermometer (H-Hygro/03) measures humidity and temperature with an accuracy of plus or minus 3% for humidity and 1 degree for temperature. In addition, Prometheus Hygro Thermometer comes with the functions of time, calendar, alarm and max/min reading of humidity and temperatures in memory.  USER MANUAL (PDF)
 
 
Button Cell Battery Cover
Alkaline LR44
Button Cell Battery
MSRP $2.00

 

COMPLEMENTARY BUTTON CELL BATTERIES AND ATTACHMENT MAGNET

In addition to two complementary button cell batteries, a complementary magnet is enclosed for easy attachment. Peel off the tape and attach the magnet to the location where you would like to place Prometheus Hygro Thermometer, which comes with a metal plate on the back side for magnet attachment.

LR44 is an alkaline 1.5 V battery. The most common equivalent batteries are:

  • AG13, L1154, LR1154, 157

LR44 can be also be replaced with a silver oxide battery. The most common silver oxide equivalents are:

  • SR44, SR44SW, 303, 357

    

 

Discontinued Prometheus Compact
Hygro Thermometer

(Discontinued in October 2015)

2.25 inch x 2 x 0.30 (57 mm x 51 x 8)

USER MANUAL

Alkaline LR44
Button Cell Battery
MSRP $2.00

 

 


Discontinued Prometheus
Jumbo Hygro Thermometer

(Discontinued in October 2015)

3.75 inch x 4.25 x 0.75 (95 mm x 108 x 19)

USER MANUAL

 

 

Discontinued Prometheus
Hygro Thermometer

(Discontinued in October 2015)

2.60 inch x 4.17 x 0.67 (66 mm x 107 x 17)

USER MANUAL
 
 
 
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