Watch-style Diving Compass Pressure and Corrosion Resistant Compass with Luminous

1. Luminous dial, strong magnetic liquid filling, clear scale, comfortable elastic strap, can display the forward direction in the water, can quickly locate, and the strap is retractable.
2. Diving is more convenient.
3. Corrosion resistance, pressure resistance and durability.
4. Material: corrosion-resistant material
5. Strap material: cotton/cloth