The portable fish finder is a sleek black device made of plastic, designed for outdoor use while fishing. It is powered by batteries with a battery life of 6 hours, providing accurate results up to a depth of 100 meters using sonar sensors. The device features a 2.4-inch display size and comes with a manufacturer warranty of 1 year. Its wireless connectivity allows for easy use and the language is set to English for ease of understanding. Perfect for fishing enthusiasts looking for a reliable and convenient tool to enhance their fishing experience.