Carefree Fish Aquarium USB Thermometer Rechargeable Cordless Human Sensor Switch Fish Tank Thermometer Overtemperature Sound Alarm ±1℉（Power Adapter and Charging Cable not Included）

About this item

• Easy to install, cordless: installed on the outside of the fish tank.Notice:Charge 2 hours before use.
• Accurate temperature measurement: ±1℉
• Infrared sensing: When the human body goes to a distance of 2 meters, the thermometer will automatically light up, easy to read, usually keep out state, has saved electricity.
• Overtemperature audible alarm: Below 65 ° F, above 90 ° F, the thermometer will emit a beep alarm.
• Low battery alarm: When the battery is low, the battery sign will appear and flash to remind you that the battery needs to be replaced.