These are the latest additions to the G-SQUAD lineup of sports watches from G-SHOCK. The bands of these models have reflectors and other design features that make nighttime activities more fashionable and enjoyable. These watches link with the CASIO WATCHES phone app to provide access to a number of functions that enhance workouts. Daily health and fitness support functions include a 3-axis accelerometer that keeps track of step counts, a Multi-Timer that lets you create up to 20 timer combinations of five timers each, memory for up to 200 lap records, and more. CASIO WATCHES also makes it possible to maintain step count logs calculate the calories you burn, specify a daily step target, create timer combinations and send them to the watch, store stopwatch measurement data, view data, and more. All of this combines to help you plan and record your workouts, making them more effective and enjoyable.