| project | parameter |
| working voltage | 3V |
| Operating current | 540uA |
| Sleep current | 2.4uA |
| working temperature | -30℃-80℃ |
| Tire pressure detection range | 100-900kpa |
| Accuracy of tire pressure detection | ±10kpa |
| Tire temperature detection range | -30℃-80℃ |
| Accuracy of tire temperature | ±3℃ |
| Bluetooth working frequency | BLE4.0 2.4GHz |
| Bluetooth transmit power | 0dBm MAX |
| Display mode | APP(android 4.3+,ios 7.1+),offer appSDK |
| response time | ≤6s |
| Working humidity | 95% MAX |
| Waterproof grade | IP67 |
| Battery | CR2050 350mAh |
| Battery life | 1100 days above |
| weight | 30g |