Rechargeable lithium ion battery (14.8V 50Wh 3400mAh) Battery for Sea Dragon 4500F, 5000F, & 5000  Lights. Includes protective cap.

This battery keeps the light running for a full 60 minutes at full brightness, and 4 hours at 25% brightness.

Keep a spare battery charged so you never miss an opportunity to capture that perfect shot.