The Vintage Davis Instruments Corp. Water Ruler is a portable handheld depth finder designed for fishing activities. With a maximum depth of 44 feet, this black plastic device features a 4 1/4 inch display size and uses both decimal and imperial measurement systems. It includes sensors for depth finder and water temperature, making it ideal for outdoor use in aquatic environments. Perfect for anglers looking for a vintage solution to determine water depths while enjoying their favorite sport. It is used and the condition is described above. Thanks for taking the time to check this out. I do combine shipping. Sorry, only shipping within the United States.