A standalone unit comprising a high-quality GNSS receiver with antenna, thermal printer, and surge-protected power circuit.
Automatically prints boat position, COG, SOG, CMG, and SMG every hour, providing reliable backup data in case of onboard electronic navigation or power failure.
GL-57 GNSS Data Backup Logger
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Brand:Steamrock
| Shipping | Ships from Taiwan, tracking provided. |
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| Duties and Taxes | As a buyer, you are responsible for all duties and taxes (including VAT) imposed by your country of residence. |
| Notice | The actual product colors may vary from the images shown on the website, depending on the device you are using to view the product or the angle of the item is photographed. |
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