| Specifications Optical refractometer with ATC | |||
| Description | Ladder | Resolution | Accuracy |
| Scale PG: freezing point for propylene glycol | 0 to -50 ° C Propylene Glycols | 5 ° C PG | ± 5 ° C PG |
| Scale EG: freezing point for ethylene glycol | 0 to -50 ° C Ethylene Glycol | 5 ° C EG | ± 5 ° C EG |
| Scale Specific Gravity: (for battery fluid) | 1.10 to 1.40 SG | 12:01 SG | ± 0.01 SG |