Display resolution: 1°C/0.1°C(with the swithch mode between integer and decimal) Accuracy: :±0.5°C(-30°C-50°C);other±1°C. PTC:±1°C(-30°C-50°C); other±2°C Temperature measure range: probe:-50-110°C(-58-230°F); PTC probe:-55-140°C(-67-284°F) Model: ETC-974 Probe type: (-50°C-120°C); PTC(-50°C-150°C), Weight: 0.50044933474 pounds, Manufacturer: Pomoflexi