【Wide temperature range】Temperature measurement range: -50°C~+110°C; Operating temperature: -40°C~+65°C 【Power supply voltage】5V-12V (The maximum limit voltage is 15V, beyond which the thermometer will burn out) < p>【Easy to use】The wiring is simple, the red wire is for positive and the black wire is for negative. Pay attention to the positive and the negative. If the connection is reversed, the chip will burn out. 【Note】This product does not include a 12V power supply, please prepare it yourself. Suitable for measuring fish tank water temperature, refrigerator temperature, etc. (only the metal probe is waterproof)
