DescriptionAre you looking for a professional, yet affordable thermometer? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional thermometer must meet you needs. It is one of the best choices for you.Features- Color: White. - Size: 7 x 7 x 2 cm. - Material: Plastic. - Temperature display (alternative indoor/outdoor temperature mode). - Highest/ lowest temperature alarm function (default setting: highest 28; lowest 18). - Setting the random temperature alarm range. - Temperature unit / changeable. - LED alarm indicator light. - Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Specification- Temperature Range: -40+120(-40+248). - Humidity Range: indoor 20% ~ 90% RHWhen the humidity20%RH, display Lo directly; When the humidity95%RH, display HI directly. - Power-supply: 1.5V (AAA size) x 1 (Not included).