- Case Size
Solar; No battery changer required, powered by all types of light, solar cell with high performance electricity generation, and energy-efficient movement with long power reserve and quick start. Environmentally friendly.
LumiBrite watches are environmentally safe and will glow brightly for hours without pushing a button or drawing energy from the a battery.
Screw case back
Water resistant to 30 meters (100 feet). Withstand splashes of water or rain but should not be worn while swimming or diving.