Hazard 4 Heavy Water Diver Arid B Unisex Analog Watch 50mm Tritium Black

Hazard 4 Heavy Water Diver Arid B Unisex Analog Watch 50mm Tritium Black. ) Tritium bulbs don't charge by battery sun or flashlight unlike other watches using simple luminescent paint or battery-run film. They don't fade overnight like those paints and require no button pushing or battery to exhaust. They are also feather-light. Tritium lights are usually used only for critical applications like military compasses and night-sights; we nevertheless source them since our watches are used by those