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

Product Detail

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: