Diving lens from the company Cree has a brightness power of 500lm and can be used at depths up to 30 meters underwater. It 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 1 rechargeable battery of type 18650 (Included). It has a wristband for greater comfort and safety. With a full charge, it has a maximum usage time of up to 300 minutes (The usage time of the lens depends on the brightness intensity used). The charger is included in the package.