More features of the car alarm system as below:
| 1. Mini colorful LCD display. Easily installation |
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| 2. 4 x 7 stages LED waves to show distance . |
| 3. Digital meter to indicate actual distance |
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| 4. 4 stages alarm sounds from 1.5m to 0.3m |
| 5. 2 or 4 ultrasonic sensors are available |
| 6. anti-freezing,waterproof,work well under very cold weather. |
| All the above 6 features make it assist |
| to reverse your car or bus accuratly. |
| 7. Voltage:10.5~ 16V DC ; Current: 10mA~100mA |
| 8. Detection distance: 150~30 cm |
| 9. Ultrasonic frequency: 40KHZ |
| 10.Working temperature: -20 ~ +80 |