Auto rang, 2 ranges,
Range: 0.00-50.00NTU
/50 to 1000NTU
Resolution: 0.01NTU/1NTU
Light source: LED, 850nm
Record Max. Min. value
0NTU & 100NTU calibration solution are included
Designed to meet ISO 7027
Power Supply DC 1.5 V battery ( UM4, AAA ) x 6 PCs, or equivalent