The Magellan eXplorist 210 Handheld GPS Unit is a portable device designed for outdoor activities such as hiking and geocaching. With a 2.3" screen size, this GPS unit from Magellan is perfect for navigating through various terrains. Its waterproof feature ensures durability and functionality in various weather conditions, making it a reliable tool for adventurists and outdoor enthusiasts. Ideal for those looking for a compact and convenient GPS unit to have in their pocket or backpack for on-the-go use.