Model Number: GS02 0429 Brand Name: GOS Key Specifications/Special Features: Product features: suitable for 4 wheeled car, SUV and 4x4 tireCan monitor pressure and temperature of tireFunction: ensure traffic safety/reduce gasoline consumption/increase tire lifespan/instant detection of tire pressureStyle: one receiver + 4 sensors, and receiver has two options: cigarette lighter receiver andsolar energy receiver, and sensor also has two options: external sensor andbuilt-in sensorSo finally we have four combinations for you to choose from as below:

Built-in sensor + solar energyreceiver:

• Sensor battery lifespan: 8 years
• USB charging voltage: 5V DC
• USB charging current: <500mA
• Receiver frequency: 433.92MHz
• Display: LCD screen
• Alarm: buzzer

Built-in sensor + cigarette lighter receiver:

• Sensor battery lifespan: 8 years
• USB charging voltage: 12V DC
• Receiver frequency: 433.92MHz
• Display: LCD screen
• Alarm: buzzer

External sensor + solar energy receiver:

• Sensor battery lifespan: 4 years
• USB charging voltage: 5V DC
• Receiver frequency: 433.92MHz
• Display: LCD screen
• Alarm: buzzer

External sensor + cigarette lighter receiver:

• Sensor battery lifespan: 4 years
• USB charging voltage: 12V DC
• Receiver frequency: 433.92MHz
• Display: LCD screen
• Alarm: buzzer