– Built-In 2.4GHz X Wireless Radio System – Guide Number: 197′ at ISO 100 and 200mm – Tilts from -7 to 90° – Wireless Master/Slave TTL Functionality – High-Speed, 1st and 2nd Curtain Sync – Recycle Time: 1.5 Seconds at Full Power – Runs on Rechargeable Li-Ion Battery Pack Show More Show Less
