Indoor And Outdoor Temperature Hygrometer,Large Screen Color Weather Clock，Temperature And Humidity Trend Indication，Time, Alarm Clock, Snooze Function Product parameters： Product type: Temperature and humidity meter Material: ABS Product color: Black Product size: 11.2x9.5x2.6cm/4.41x3.74x1.02in Packing size:15.5x13.5x3.3cm/6.1x5.31x1.3in Gross weight: 246g/0.54lb Indoor temperature range: -4°F - 158°F (-20°C - 70°C) Outdoor temperature range: -40°F - 158°F (-40°C - 70°C) Humidity range: 20%-95% Temperature display unit: °C/°F optional (default is °C) Temperature resolution: 0.1 °C/°F Humidity resolution: 1% rate: 10 seconds Error: temperature plus or 1°C humidity plus or 5% Wireless reception range: 100m RF radio frequency: 433 MHz Power supply: Indoor machine: 3 No. 7 batteries, transmitter: 2 No. 5 batteries (batteries are not included in regular shipments) Product description: Wireless indoor and outdoor temperature and humidity meter, indoor and outdoor temperature and humidity 24 hours a day monitoring, temperature and humidity trend indicators help you master the temperature and humidity changes in advance, so as to prepare for low and heating up in advance 4 inch large screen color touch-screen, easy to read data, highly sensitive button control, easy to operate, with backlight, automatically turns off the backlight 30 seconds without operation Measure indoor and outdoor temperature and humidity, degree Celsius and °F conversion, maximum and minimum temperature humidity memory,To view historical temperature and humidity data Host rear housing two high magnetic magnets, which can be adsorbed to metal objects, with BRACKET on the back, can stand in horizontal position, outdoor machine can be hanging with hanging holes, or can stand on desktop XP4 outdoor machine (to keep outdoor machine in long USE, outdoor machine should be placed vertically to avoid direct sunlight and direct long rain) Package Included: 1xMaster 1xTransmitter 1xMounting accessories 1xInstructions Tarmeek Indoor And Outdoor Temperature Hygrometer,Large Screen Color Weather Clock，Temperature And Humidity Trend Indication，Time, Alarm Clock, Snooze Function on Clearance Smart home made simple: With unique design, we guarantee high quality smart home products, just to bring you the best experience. Wide application and simple operation. Appearance settings are very personal. High Quality: The product is made of high quality material, durable and not easy to be damaged or broken during use. They are durable and can serve you for a long time. House Warming Gifts New Home: This product is ergonomically designed, which is more convenient and comfortable to use. this product can improve your quality of life and make your life more beautiful and interesting. It is indispensable at home. Suitable as a housewarming gift for your friends and relatives. 【100% SATISFACTION REFUND】 Thank you very much for choosing our product, we hope you are satisfied with the product and service you received. If you are not satisfied, please feel free to contact us, we will reply in time and give you a satisfactory solution.