1. Please pay attention to waterproofing for electronic products.

　　2. The power supply of the equipment is between 2.4V and 3.6V DC, and the recommended working voltage is 3V. During installation, it is necessary to first determine whether the user's power system is within this range. Exceeding the maximum voltage of the terminal can cause damage to the terminal.

　　When the ambient temperature exceeds the normal operating temperature range of the terminal, it is recommended to power off.

　　4. When the vehicle is in an underground parking lot, tunnel, or garage, it will affect the positioning signal and may cause communication network signal blind spots, causing the equipment to be unable to monitor; When the vehicle exits the above area, the equipment will automatically resume normal operation.

　　5. When encountering abnormal situations, please do not repair them yourself. The manufacturer is not responsible for any damage caused by connecting non original accessories or unplugging the connections between various components.

　　after-sale service

　　1. This product enjoys a one-year warranty service from the date of installation. During the warranty period, if equipment damage is caused by non human factors or product quality, please contact the agent in a timely manner or call our after-sales service department to handle it.

　　2. Damage caused by unauthorized disassembly by customers or force majeure (such as floods or vehicle accidents) shall not be repaired.

　　3. After the warranty period expires, if the product is damaged or malfunctioned due to use, a repair material cost fee will be charged.

　　4. Provide customers with free consultation and technical services on product purchase, use, installation, etc.

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