1. Power button: Press the power button, and then press it to turn off the power.
2. Intelligent remote control lifeboat status light (green light flashes or lights up when GPS is not positioned, blue light flashes or lights up after GPS positioning).
3. The charging light is always on when charging, and goes out when fully charged.
4. For the charging port, unscrew the cover and insert the charger plug for charging. Be sure to tighten the cover after fully charged to avoid oxidation damage to the interface and water leakage.