Thank you for viewing. [2024 New Release & Japanese Warning Sound] Tire Pressure Sensor for Cars, Real-time Tire Pressure Monitoring, Tire Pressure, Solar Energy/USB Dual Charging, Solar Charging, Japanese Voice Guidance, Voice Alarm, Vibration Sensing, Compatible with Various Vehicles, Technical Standards Compliance Certification, 1.1 - 6.7 Bar, Anti-theft Sensor, IP67 Waterproof, Easy Installation (Black) To turn off the power, press and hold the left button on the top of the main unit for 3 seconds.