Finis Tempo Trainer Pro Misc Sale this thing can reach an

this thing can reach an impressive 990ft under water and will always be visible with green illumination independent of a battery or charging by sunlight

Crystal/Glass material: Sapphire glass anti reflective coating

Band Width: 22mm

Impedance 60Ω

Movement: Ronda 5030

Finis Tempo Trainer Pro Misc Sale this thing can reach anDevelop consistency and avoid lulls with a personal pace coach, the Tempo Trainer Pro. The small, waterproof device easily secures under a swimmers cap and transmits an audible tempo beep. Athletes use the beep to train smarter and discover their perfect pace. Now with the option to replace the battery, the Tempo Trainer Pro will last multiple lifetimes. The advanced unit also has a new Sync button and a new mode in strokes strides per minute for