【Manufacturer】DRETEC Co., Ltd. 【Manufacturer Part Number】O-285IV ● Displays two temperatures! For refrigerators and gardening ● Automatic memory of maximum/minimum temperatures ● Convenient for refrigerator temperature management ● Product size: Approx. W73 x D16 x H84mm ● Product weight: Approx. 91g (including batteries) ● Power supply: AAA batteries x 1 ● Battery life: Approx. 1 year ● Indoor operating temperature range (main unit): -10.0 to 50.0°C ● Outdoor operating temperature range (external sensor): -20.0 to 70.0°C ● Accuracy: 0.0 to 40.0°C: ±1.0°C, other ranges: ±2.0°C 　　New. No compensation for postal accidents. For junk items, there is no guarantee of condition. The condition at the time of confirmation is described. The condition may improve or worsen, but in any case, there is no guarantee of operation. Please understand this point before bidding. Please forgive any oversights. If you are nervous, please consider carefully before purchasing. There is no compensation for postal accidents in the case of standard mail or Letter Pack.