About this item -There are 5 frequency modes, each mode (frequency range) targets a specific intruding animal. Use 2 buttons to adjust, the left button controls the sound alarm volume, the right button controls the frequency mode and flash function. -The solar panel on the top charges the battery during the day. It also comes with a USB charging cable for direct power supply. It is recommended to fully charge the battery before first use to extend the battery life. .
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