This new solar-powered chronograph has carbon fiber dial that symbolize the motorsports concept of the EDIFICE lineup. The high-visibility color of the second hand is the result of feedback from race engineers.CASIO-original light-shielding and distributed solar technology make it possible to obtain sufficient power generation using only the light that passes through the three small inset dials.Exposure to light charges a battery that provides energy to power normal operations for five months on a full charge.