The new edifice efr 545 series is an outstanding power saving timepiece constructed with the eco friendly tough solar technology the solar battery powered timepieces have charging capabilities in low or fluorescent lighting eliminating the hassle of needing a new watch battery the efr 545 model features a sleek design an analogue dial with date display tachymetre for speed measurement silver hour markers and hands all housed in a solid black ion plated case and black resin band