Tirebull SF688 Pressure Pro TPMS Sensor Tireminder Tire Pressure Measurement External Internal Tire

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Delivery term: The date of payment from buyers deliver within days
seat: Guangdong
Validity to: Long-term effective
Last update: 2017-12-02 01:15
Browse the number: 273
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Product details


Product model: SF688S



product name: Tirebull SF688 pressure pro tpms sensor tireminder tire pressure measurement external internal tire pressure monitoring system






Key features:



High quality and brand new.



LCD color screen displays pressure.



Setted on cigarette lighter, small and delicate.



DIY products with external and internal sensor, quick and easy to install.



Simultaneously display 4 tire pressure or temperature



Monitoring tire dynamic pressure to prevent puncture and runflat



High Pressure Alarm, Low Pressure Alarm, High Temperature Alarm, Fast Air leakage Alarm, Sensor Low Voltage Alarm



The system also enhance fuel efficient, prolong tire life and to make the driving more comfortable.






Technical specifications for display:



• Operating frequency: 433.92MHz ±68KHz



• Operating current: ≤4mA



• Static current: ≤100μA



• Operating voltage: 2.6-3.6V



• Operating temperature: -20℃-+85℃



• Built-in battery capacity: 3.2V/160mA



• Charging temperature: 10℃-+65℃



• Solar charging current: ≥15mA (at 5500LX 25℃/77℉)



• USB charging current: ≤40mA






Technical specifications for sensor:



































Internal sensor




External sensor




Operating frequency




433.92MHz ±28KHz




433.92MHz ±28KHz




Operating voltage




2.0-3.8V




2.0-3.8V




Operating current




≤10mA




≤10mA




Static current




≤1uA




≤1uA




Operating temperature




-40°C - +125°




20°C - +85°




Storage temperature




-40 °C - +125°C




-20 °C - +65°C




Battery life




≥5 years




≥2 years




Weight:




30g ±1g




9g ±1g



The size for display:








The size for internal sensor:






The size for external sensor:








The size of package:






Installations for internal sensor:








Installations for external sensor:







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