Diving lens has a brightness power of 400lm and can be used at depths up to 70 meters underwater. It illuminates up to a distance of 25 meters away and is ideal for activities such as cave exploration, underwater photography, and spearfishing. Whether you are at great depths or conducting night dives, the presence of artificial light is essential. It operates with 4 batteries of type AA (Not Included). It has a wristband for greater comfort and safety.