50M Underwater Diving Compass Luminous Dive Wrist Compass Waterproof Navigation Tool with Elastic Rope for Diving Camping and Other Outdoor Activity Features: Portable underwater navigation compass with clear font and scale, easy to read data, can dive down to 50 meters deep. With a transparent lens, larger window opening, easy to aim, the dial can be tilted up to 30anddeg . The dial has built-in fluorescent material, which can absorb light source and emit luminescence in dark conditions, easy to read. High-quality ABS material, with nice durability, strong and anti-aging. Small and lightweight, easy to carry. With an elastic cord, can be fixed on the body or backpack. Perfect for diving, camping or other outdoor activities. Specifications: Color: Black or Blue or Grey or Yellow(Optional) Material: ABS Item Size: 81.5 x 62 x 35mm or 3.2 x 2.4 x 1.4in Item Weight: 73g or 2.6oz Package Size: 110 x 80 x 44mm or 4.3 x 3.1 x 1.7in Package Weight: 103g or 3.6oz Packing List: 1 x Compass 1 x Elastic Rope