Battery life for time lapse recording depends on the shooting interval, lighting conditions, and whether the Power Saving mode is enabled. 
Without the Power Saving enabled, the estimated battery life for a fully charged new battery is about 7 hours. 
With Power Saving enabled, the battery life can be extended, and the estimated battery is shown as below. 
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Battery life for time lapse recording depends on the shooting interval, lighting conditions, and whether the Power Saving mode is enabled. 
Without the Power Saving enabled, the estimated battery life for a fully charged new battery is about 7 hours. 
With Power Saving enabled, the battery life can be extended, and the estimated battery is shown as below. 
 

Battery life of ATLI EON