Elinchrom ELB 500 TTL Battery
With 400 flashes on a single charge. This removable Li-Ion battery for the ELB 500 TTL unit allows you to charge the battery while actively shooting*, making the pack easy to use in studio and on-location.
A high-performance 72Wh battery for the Elinchrom ELB 500 TTL, rated for up to 400 shots.the battery is also lightweight, weighing only 780g.
*Active Charge