1. Adjustable Alarm Functions: Offers customizable upper and lower temperature alarm settings for precise monitoring.<br> 2. Wide Measurement Range: Capable of measuring temperatures from -40°C to 150°C, suitable for diverse environments.<br> 3. Product Parameters:<br> - Measurement range: -40°C~150°C<br> - Power cord length: 1.5m<br> - Size: 245 x 136 x 24mm<br> 4. Instructions:<br> - Key Functions:<br> 1. Menu: Enter function options<br> 2. Up key: Adjust settings and options<br> 3. Down key: Adjust setting value reduction and selection<br> - The order of menu key function options is:<br> 1. Alarm switch<br> 2. Set the upper limit of temperature alarm<br> 3. Set the lower limit of temperature alarm<br> - Product Functions:<br> 1. Alarm switch: Long press the menu button to enter the menu function, short press the up button to turn on/off the alarm switch<br> 2. Set the upper limit of temperature alarm: Press the menu key again to set the temperature upper limit alarm value, and use the up/down keys to adjust the alarm value<br> 3. Set the lower limit of temperature alarm: Press the menu key again to set the temperature lower limit alarm value, and use the up/down keys to adjust the alarm value<br> 5. Use Scenarios: Swimming pool, aquarium, sauna room, etc.<br> 6. Company Profile:<br> - Plug Type: EU Plug, applicable to Indonesia, Germany, France, Spain, Italy, and so on<br> - Voltage: AC220V<br> - Color: As Shown<br> - Material: Plastic+Metal<br> 7. Package Contents: 1 x Digital thermometer (Only the above package content, other products are not included)<br> 8. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/-1-3cm.