WS-2100H-1A2V This Casio model features a black resin band with a silver-tone resin case and a gray digital display for a clean sporty look. Built with resin glass and 100-meter water resistance, it is designed for dependable daily wear, walking, and training use. Confirmed functions include LED light, step tracking with a 3-axis acceleration sensor, 200-lap memory, step count history, step goal progress display, dual time, a 1/100-second stopwatch, countdown timer, five daily alarms, and full auto-calendar, making it a practical choice for users who want an affordable digital sports watch with everyday fitness utility.