The all-new Vesper is a lightweight, powerful, easy-to-use, fully integrated secondary diving light. It's reduced size and patent pending placement inside the mask results in a unit that increases the negative buoyancy of the system while being incredibly comfortable. The Vesper is: smaller, lighter than the VL, doesn't require adhesive or screws, can be installed by end-user with no training, charging via USB, features an infrared sensor, an SOS mode and a multipurpose case, the goal of this case is to protect the unit when stored and transported.