HTC Instruments LX 107 Solar Power Meter by Global Sphere

3 1/2 Digit (1999) Counts
Select Either Watts Per Square Meter (W/m2) or BTU
Max/ Min Peak Hold Functions
Data Hold
Compass Function: Easy to know the direction

Range: 2000 W/M2/ 634BTU
– Resolution: 1W/M2/ 1 BTU
– Accuracy: 5%
– Battery 9V