Large, sharp display: features characters inspired by Samurai katanas that are proven to be remarkably clear underwater. ; Multiple mode capabilities: SCUBA, gauge, apnea, swim, and watch modes – in addition to built-in altimeter for any adventure. ; Full dive planner: based on a custom algorithm (ZHL8 ADT MB), with NoStop and TAT indication and Interval/O2 input, making Chromis a suitable primary computer. ; Patented stroke counter: easily keep track of strokes from the wrist or fin kicks from the ankle while calculating distance. ; Four – Button Interface: Includes menu state indicator for easy operation, even while wearing neoprene gloves. ; zigzag armstrap design: Compensates for dive suit compression at depth. To maintain a comfortable, secure fit