This is a genuine Canon Speedlite 300EZ(^^) There's no battery leakage in the battery compartment, and it works without any problems. The following items have been tested and confirmed to work: ・Flash firing: OK ・Synchronization with camera: OK ・Zoom linked: OK *Stand not included. *Please prepare four standard AA batteries(^^) ◾️Product Description◾️ The maximum guide number (GN) is 28, and it has a lightweight and compact design. Metering system: A-TTL metering control system is adopted, and it is not compatible with E-TTL. ーーーーーーーーーーーーーーーー Canon SPEEDLIGHT 300EZ 【Excellent+++++】M33