Underwater Compass Scuba Diving Navigation Compass Portable 50m Waterproof Luminous Dial With Wrist Strap Top Quality Recommend|Compass Underwater Compass Scuba Diving Navigation Compass Portable 50m Waterproof Luminous Dial with Wrist Strap Top Quality Recommend Features: *1. Sturdy construction with clear acrylic glass window. *2. A comfortable rubber wrist strap secures it on the wrist, avoid drop. *3. Resizable extra-long strap can be cut to fit your wrist size. *4. It can also be read clearly underwater with glow-in-the-dark dial. *5. 50-meter waterproof, it is a professional diving compass. Description: *1. Material: ABS+Acrylic glass *2. Purpose: underwater compass *3. Compass Size: 8.2 x 6.2 x 3.5 cm *4. Rope Length: 88.5 cm(relaxed) *5. Working Temperature: -30C to 60C *6. Maximum Depth: 50 m Package Includes: 1 x Compass 1 x Wrist Rope