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coupon code: R597TQIQ
【Indoor and Outdoor Temperatures Monitor 】Digital alarm thermometer monitor temperatures for inside and outside simultaneously, temperatures display in °F or °C.
【Wireless Remote Sensor】The wireless sensor have 100m remote range, with strong signal penetration thermometer monitor gauge (enhanced 433 MHz).
【Audio Alarm】When indoor or oudoor temperature exceed your pre-set minimum and maximum alarm value, the thermometer will make audio alarm of reminding you.