Fridge Thermometer/Manual

Battery free, durable 2. High temperature resistant material, safe 3. Good accuracy and fast reading 4. Simple operation Performance parameters: Temperature range: - 20 °C~ 20 °C/- 20 °F~ 80 °F Scope of application: This product can be widely used in refrigerators/freezers or other similar equipment Usage: directly put it into the refrigerator