简介：Features: * inside tank temperature display *highest/lowest temperature alarm function (default setting: highest 28℃; lowest:18℃) * temperature unit ℃/℉ changeable * LED alarm indicator light Temperature Range: 0℃～+37℃ (32℉～+99℉) Product Dimension: 76×60×13mm Power-supply: 1.5V（AG13） x 1