Garmin Striker Castable Sonar Device w/ GPS. Easy-to-use STRIKER Cast device streams and displays sonar on a simple phone app interface. Setup is a snap. And scans of fish and structure locations are easy to interpret. THREE STEPS TO START. Download the free app for your Apple or Android smart devices. Pair it with the STRIKER Cast sonar unit. Now go fishing. ANY WATER WILL DO. STRIKER Cast GPS sonar works in freshwater or saltwater (and even for ice fishing) to show you fish and structure in crisp detail. You can use it to check water temperature as well. GPS FOR CUSTOM MAPS. Built-in GPS provides the ability to create custom Quickdraw fishing maps with 1 contours so you can remember (and maybe share) where you found that great fishing spot. SONAR MODES. Select from easy-to-interpret traditional 2-D sonar and ice fishing flasher modes with setting adjustments for gain range and more. FISH ICONS. To make using sonar even simpler turn on fish icons to view graphic images of fish targets and their depth readings so youll know exactly where to drop your line. RUGGED BY DESIGN. This durable lightweight sonar device is built to last and easy to cast using a 20 lb test weight or higher fishing line. Its also water-resistant to IPX6 and IPX7 standards. POWER SAVVY. To conserve battery life STRIKER Cast automatically powers on when its floating in water and turns off when its not. EXTENDED BATTERY LIFE. How long can you fish? The internal USB-rechargeable battery lets you go for more than 10 hours between charges1. 1 Battery life may vary depending on usage. Apple is a trademark of Apple Inc. registered in the U.S. and other countries. Android is a trademark of Google LLC. Specifications for Garmin Striker Castable Sonar Devices: Manufacturer: Garmin Operating Temperature: -4 - 140 Fahrenheit Color: Black Included Accessories: Tether 16.4 ft 5 meters USB cable for charging Documentation Carrying Bag Features of Garmin Striker Castable Sonar Devices Physical dimensions 3in x 2.97in x 2.28in (75.8 x 75.5 x 57.87 mm) Weight 2.6 oz (75 g) Water rating: IPX7 Operating temperature: From -20 to 60 C (from -4 to 140) Charging temperature: From 5 to 40 C (from 41 to 104 F) Frequencies supported : 260/455 kHz Maximum depth: From less than 0.6 m to 45 m (from less than 2 ft to 150 ft) Fish symbol ID (helps identify fish targets) Autogain (minimizes clutter maximizes targets) A-Scope (real-time display of fish passing through transducer beam) Scroll speed adjustment Water temperature sensor included Record Quickdraw contours Ice fishing flasher Included tether length 16.4 ft (5 meters) Integrated GPS Streaming range 60 m (200') Record Quickdraw contours Download from Quickdraw contours community Depth range shading Mark waypoints on map Battery life: 10+ hours1 on internal USB-rechargeable battery 1Battery life may vary depending on usage Package Contents: Garmin Striker Castable Sonar Devices Garmin 010-02246-00: Striker Castable Sonar Device no GPS Garmin 010-02246-02: Striker Castable Sonar Device w/ GPS Garmin 010-02246-02: Striker Castable Sonar Device w/ GPS