Best Battery powered Bluetooth Temperature Sensor

WiFi Temperature and Humidity Sensor,Tuya Smart Hygrometer Thermometer with LCD Display,Compatible with Alexa,App Notification Alert,Temperature Humidity Remote Monitor for Home House Greenhouse

  • Real-time monitoring and recording:The sensor uses USB power supply. the sensor will monitor the temperature and humidity in real time. The sensor will report when the temperature and humidity changes very little. You can view the changes in the value on the APP remotely or display screen..
  • Work with Amazon Alexa, Google Home:After connecting Amazon Alexa and Google home, you can know the current temperature humidity by voice..
  • LCD screen display:The sensor uses LCD as the display of temperature and humidity, and the display of time and date is added on the screen. Time and date are automatically calibrated..
  • Alert:send push notifications via app when temperature or humidity goes out of preset value,no additonal fee..Export max 30 days of temperature/humidity data to your email for fee remotely,.
  • NO Hub Needed:Use 2.4G wifi network,easy to set up wifi,auto scan device and add after turn on bluetooth via smart life app,then view temperature humidity in the app "smart life" anywhere,anytime..
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JENSEN JCR-231 Digital AM/FM Dual Alarm Clock Radio with Wave Sensor

  • AM/FM Receiver with PLL Tuning and 20AM + 20FM Presets, Auxiliary Input Jack for Connecting Your iPod, MP3 or other Digital Audio Players.
  • Dual Alarm with Snooze and Weekend Cancellation, Wake to Radio or Alarm, Sleep to Radio, 7 Time Zones and Daylight Saving Time Switchable.
  • 1.2” Green LED Display, High/Low Dimmer Control, Calendar and Indoor Temperature Display, Power Saving Mode - Display Automatically Turns Off after 15 seconds to Conserve Energy.
  • Infrared Snooze Sensor, Infrared Display Indoor Temperature, Alarm Time or Radio Frequency Sensor.
  • Power: AC120V 60Hz, Battery Back-up for Clock: 1 x CR2032 Lithium Battery (Not included).
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SHARP Atomic Clock – New Version with Always-On Bright Color Display, Atomic Accuracy, Jumbo 3\ Easy to Read Numbers - Indoor/ Outdoor Temperature, Wireless Outdoor Sensor, AC or Battery Powered

  • ... synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates..
  • Wireless Outdoor Sensor: The Wireless outdoor sensor (included) transmits the outdoor temperature to the Atomic Wall Clock. The sensor can be placed anywhere within 100ft of the receiving unit. The wireless technology means no wire installation is necessary. Note: The wireless sensor is included in the box, separate from the clock..
  • Jumbo 3” Tall LCD Time Display - Easy to Read, Easy to Use, Easy to Set up - Use as either a wall clock, or as a desk clock with integrated stand. Perfect for anyplace in your home. In addition to the accurate self setting atomic time, the clock displays indoor and outdoor temperature and easy to read calendar and day of week.
  • ELECTRIC POWERED with ON DEMAND BACKLIGHT BATTERY OPERATION: Plug into standard household wall outlet – The Sharp Atomic Clock with Color Display is compatible with 110V/120V power outlets - to power the clock with “always on” display. Will also work on Battery Optional Mode (Main unit 3 x AA batteries - Sensor 2 x AAA batteries (not included). While operating u....
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CATEYE - Padrone Smart Plus CC-SC100B Wireless Bike Computer

  • ALL YOUR FAVORITE STATS: Displays current, max, and averages of speed, power, altitude, and incline, total distance, trip distance, elapsed time, countdown distance/time, clock/date, power balance, calories, lap number/time/distance/speed, compass, and pace arrow..
  • EASY TO UPGRADE: With Bluetooth compatibility, you can upgrade your Padrone Smart Plus with a combined speed and cadence sensor and a heart rate sensor..
  • SMART CAPABILITIES: Your CatEye computer communicates to your smartphone via Bluetooth, allowing you to quickly set up your computer, get alerts while riding, and even mirror your phone screen to your computer display..
  • WEB UPLOAD: Easily share your route data (including maps and altitude) online..
  • SAVE YOUR MILES: With the option to manually set the odometer, you don't have to start over every time you change the battery..
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DROK Battery Voltage Meter, DC 5V-80V Car Thermometer Voltmeter, 12V 24V 36V 48V 60V 72V 80V LED Auto Temperature Gauge Volt Temp Tester Fahrenheit Display Panel with 1 Meter Sensor Probe

  • PARAMETER — voltage measuring range DC 5v-80v.
  • temperature measuring range -58℉~257℉..
  • APPLICATION — battery gauge, for 5v 12v 24v 36v 48v 60v 72v car, automobile, marine, boat battery voltage measuring & temperature detecting..
  • DISPLAY — LED screen displays voltage value & temperature value (Fahrenheit)..
  • SENSOR PROBE — with 1m waterproof sensor probe to measure temperature..
  • NOTE — This voltage temperature battery meter can only be applied to DC power supply. Please do not connect it to AC circuit..
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Jansite Tire Pressure Monitoring System, TPMS Tire Pressure Monitor System Wireless External IP68 Waterproof Sensor 7-87 PSI Cigarette Lighter Power with USB Charging Port

  • ...tate of long-term power. Besides, You can adjust the display angle according to actual needs to more easily view tire pressure value on the screen..
  • 【TPMS Real Time Monitoring and with Usb Charging Port】The tire pressure monitoring system can monitors tire pressure and temperature condition in real time, which will transmit real-time data to the screen, When abnormal pressure or tire temperature is detected, a real-time audio warning and flash warning icon will be sent to remind the driver to avoid the danger of traffic accidents and stay safe. ( Press set button can stop the buzzer) With a usb charging port for phone charging..
  • 【6 Types of Alarm Methods and User-set Alarm Values】Tire pressure monitor provide 6 alarm methods: Fast leak alarm, high/low-pressure alarm, high-temperature alarm, sensor battery low power alarm, and sensor fault alarm. You can set the pressure and temperature alarm values in your free.(Pressure Hi adjustable range(0.6-6bar), Pressure low adjustable range :0.5-2.5bar)..
  • 【Monitor and Display Battery Voltage】 Real-time monitoring of battery voltage, ensure that the battery is working unde....
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FLIR MR77 Pinless Moisture Meter

  • Item is a Class II laser product, 1mW power output..
  • Field Replaceable Temperature and Relative Humidity Sensor.
  • Integrated IR Thermometer provides fast non-contact surface temperature measurements.
  • Remote pin-type probe (included) allows for contact moisture readings.
  • Large LCD screen clearly displays moisture, humidity and air temperature levels.FLIR Tools Mobile connects the FLIR MR77 to your compatible smartphone and table via Bluetooth.
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Sony Black DSC-H300/B Digital Camera with 20.1 Megapixels (Open Box)

  • Advanced 24.2MP BSI full frame Image Sensor w/ 1.8X readout speed.
  • 15 stop dynamic range, 14 bit uncompressed RAW, ISO 50 to 204,800. Compatible with Sony E mount lenses. Can be connected via Bluetooth with smartphones featuring (as of the date of release)- Android (Android 5.0 or later, Bluetooth 4.0 or later), iOS (Bluetooth 4.0 or later).
  • Up to 10fps silent or mechanical shutter with AE/AF tracking. Battery life (Still Images): Approx. 610 shots (Viewfinder) / approx. 710 shots (LCD monitor), battery life (Movie, continuous recording): Approx. 200 min (Viewfinder) / Approx. 210 min (LCD monitor).
  • 693 phase detection / 425 contrast AF points w/ 93 percent image coverage. Focus sensor: Exmor R CMOS sensor.
  • In the box: Rechargeable battery (NP FZ100), AC adapter (AC UUD12), shoulder strap, body cap, Accessory shoe cap, Eyepiece cup, Micro USB cable. Metering type: 1200 zone evaluative metering.
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Sony WM-Port/USB Cable for Walkman | WMC-NW20MU

  • Advanced 24.2MP BSI full frame Image Sensor w/ 1.8X readout speed.
  • 15 stop dynamic range, 14 bit uncompressed RAW, ISO 50 to 204,800. Compatible with Sony E mount lenses. Can be connected via Bluetooth with smartphones featuring (as of the date of release)- Android (Android 5.0 or later, Bluetooth 4.0 or later), iOS (Bluetooth 4.0 or later).
  • Up to 10fps silent or mechanical shutter with AE/AF tracking. Battery life (Still Images): Approx. 610 shots (Viewfinder) / approx. 710 shots (LCD monitor), battery life (Movie, continuous recording): Approx. 200 min (Viewfinder) / Approx. 210 min (LCD monitor).
  • 693 phase detection / 425 contrast AF points w/ 93 percent image coverage. Focus sensor: Exmor R CMOS sensor.
  • In the box: Rechargeable battery (NP FZ100), AC adapter (AC UUD12), shoulder strap, body cap, Accessory shoe cap, Eyepiece cup, Micro USB cable. Metering type: 1200 zone evaluative metering.
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Fibaro Motion Sensor, Multisensor Bluetooth Le

  • Home kit-enabled multi-sensor that detects motion, measures temperature and light intensity, and it has an accelerometer to detect any tampering.
  • Trigger scenes based on detected motion. For example, turn the lights on when the sensor detects motion in the room.
  • Use Siri to check the status of your sensor, just ask "hey Siri, what is the temperature in the living room".
  • You can set up the Fibaro motion sensor from the Fibaro app directly from your iPhone, iPad, or iPod touch in a few easy steps.
  • Battery-powered and completely wireless, featuring a smart bracket with grip that allows it to be affixed almost anywhere.
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