BatteryTemperatureDisplay

BatteryTemperatureDisplay shows Android phone’s real-time battery temperature. The information is always visible in an icon in the status bar and in a notification, even while you use other apps.

Practical uses of monitoring battery temperature:

🔥 Overheating detection during gaming or charging

Li-ion battery degrades and loses its capacity when heated over 40 degrees Celsius for prolonged time. This can happen during gaming, 4K video recording, wireless charging. Set alarm to immediately get notified before battery gets actually overheated.

🧩 Prevent solder cracks under phone's processor

Battery is the main channel for phone's process to dumpits heat. When your battery gets over 40 degrees Celsius under heavy load of gaming or video recording, phone processor is melting itself at that moment. Repeated cycles of processor overheating cause its solder to crack, leading to phone unable to boot and work.

⚠Reduce risk of phone li-ion battery fire

Reaching 50 degrees Celsius may lead to li-ion thermal runaway and fire. Set an alarm to get alerted before your battery reaches this dangerous threshold. That is especially valuable if you leave your phone charging overnight, alowing to avoid cases of phone getting on fire while everyone in the house sleeps.

📊Use old Android as temperature logger

Repurpose your old smartphone as temperature logging device to track the environment in your home, 🌱 greenhouse or 🐕 animal barn. Temperature fluctuations affect plant and animal health before they show visual stress signs. Log temperature for any time range - set if for minutes, hours, days, months. Temperature log is produced in timestamped CSV format, allowing for easy analysis in Excel, Google Sheets or any other spreadsheet editor.

🏃Heat stroke prevention

During outdoor work or sports, let your phone to work as a body temperature monitor. If your phone reaches +40 °C in your pocket, you're in conditions that can cause heat exhaustion.

❄Body heat conservation

Avoid excessive heat loss in cold weather. Phone placed against body shows how effectively your clothing retains heat during cold emergencies.

🚗Hot car safety

Phone temperature rise in parked car indicates when interior becomes dangerous for children or pets - provides quantified warning beyond "it feels hot."

🥶Food safety monitoring

Place your phone in a cooler during camping or power outages to know your food is safe. If the battery temperature rises above +4 °C, your food…