Mar 3, 20181 min readNight training using front & back display KF4-OT2 shot clockUpdated: Jun 12, 2018Training match in a 25 meters pool in MOE CCA Building pool, the countdown is set at 20 seconds to increase the training intensity. Hear the buzzer at 0 second.
Training match in a 25 meters pool in MOE CCA Building pool, the countdown is set at 20 seconds to increase the training intensity. Hear the buzzer at 0 second.
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