We are offering waterproof mini thermometer. Protective sleeve for probe shaft.measuring range: -40 to +230 °c,accuracy: ±1 °c (-20 to +99.9 °c).±2% of mv (+100 to +199.9 °c),±3% of mv(+200 to +230 °c),resolution: 0.1 °c (-19.9 to +199.9 °c),1 °c (remaining range)