Tirebull SF521S Car Tire Sensor Wireless Tyre Pressure Monitor Monitor TPMS Solar Car Alarm Systems Tire Pressure Machine

Product Detail

Product model: SF521S

product name: Tirebull SF521S car tire sensor wireless tyre pressure monitor Monitor tpms solar Car Alarm Systems tire pressure machine




Key features:

1Solar energy panel on the display, never need to connect the battery when in the summer.With USB power charger for winter or rainy seasion. At least 50 days using for full power charged (2 hours per day)

2. Wireless transmission technology,easy to install;

3.Acurately real time detect air pressure(high/low pressure,quick air leaking) and temperature and the system will alarm once it is under abnormal condition; Prevent tire flat by accidence.

4. Upper and lower limit alarm value can be set by user;

5. Not necessory to change the sensor when rotating tire.

6. With light dimmer function of the display.

7.Applicable for car, MPV,SUV, VAN, pickup car




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 internal sensor:



The size of package:



Installations for external sensor: