Have a Garmin etrex Solar GPS Navigator at hand when exploring the outdoors. It’s solar charging feature makes it different from the rest, allowing you to use the sunlight to extend its battery life. When using GPS-only tracking, it can last for up to 200 hours. With GNSS (Global Navigation Satellite System) and multi-band tracking, it can last for up to 100 hours. In expedition mode, it can last up to a remarkable 1800 hours, making it reliable in times of need. With its rugged design, it is durable and can resist water, dust, and shocks.