[LCD Display Aquarium Thermometer] The LCD Display Unit can Clear Display the Temperature, Humidity Percentage and Time for Reading. With Max/Min Records, 12-Hour/24-Hour Time Format and Alarm Clock Function, /F Selectable for Temperature Showing. [Accurate Test] Temperature Range:-50 - +70(-58F - +158F), Humidity Range:10% - 99% RH, Temperature Accuracy:1, Humidity Accuracy:5% RH. Temperature Resolution:0.1, Humidity Resolution:1% RH. [1.45m/55.11in Probe Included] The Package Comes with 1.5m/5ft Probe for Submerging Into Fish Tank to Measure Water Temperature.(Note: Submerge Probe Only, Do Not Submerge Thermometer in Water). [Compact Size] Small Size and Convenient, You can Put It Anywhere for Use. Comes with Batteries, Probe. [Wide Application] Our Humidity Thermometer Not Only for Measuring the Temperature and Humidity of Fish Tanks, Also Measuring the Temperature and Humidity of Our Living Environment (Outdoors and Indoors) Colour:As Shown Material:Plastic Size:About 10.2x9.2x2.1cm Package Contents: 1 x Thermometer 1 x Probe 1 x AAA battery Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.