The GA‑B2100BBR‑1ADR (G1707) features Double Super Illuminator LED lights, illuminating both the analog face and digital display with adjustable durations (1.5 s or 3 s) and afterglow for enhanced visibility in low light. https://saicreationswatches.com/products/casio-g-shock-ga-b2100bbr-1adr-g1707-analog-digital-unisex-watch