You were engaged in CPR for 3-year-old child found unresponsive in the ward

You were engaged in CPR for 3-year-old child found unresponsive in the ward. You were performing cycles of 15 chest compressions and 2 breathings alternatively with another medical personal. After 2 min of resuscitation the assistant told you that the pulse status is shockable.This means that the pulse is in status of