Description: 100 brand new, high quality Display value of this product through LCD Embedded installation Measuring range: temperature - 50 Celsius -+70 Celsius (- 58 Fahrenheit -+158 ) Humidity: 10 - 99 RH Measurement accuracy: temperature plus-minus 1 Celsius ( 2 ) humidity plus-minus 5 RH Display resolution: temperature 0.1 Celsius (0.2 ) humidity 1 RH Working voltage: 1.5V, one key unit size LR44 (excluding tax) Overall dimension (diameter * thickness): 4.5 x 1.5 cm/1.77 "x0.59" (approx.) LCD diameter is about 2.6cm/1.02 Color: black Quantity: 1 piece Attention : Please allow 0-2mm error. Thanks for understanding because of manual measurement. Due to the differences between different monitors, the pictures may not reflect the actual colors of the project. Please understand, thank you! Package includes: 1pcs x -50~ +70C Mini LCD Digital Thermometer Hygrometer Round Temperature Humidit The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.