Main Features Of Simpex 648RX with in-built trigger, Universal Electronic Flash Speedlite
Guide No:- 40( At ISO 100)
Inbulit Recevier:- 2.4GHz
Wireless Distance: - Upto 100 Meter
Trigger :-  Wireless Trigger Included 
Channels:- 16 Channels
Powered By: - 4 AA Batteries
Compatiblity Mode:- Manual Only
 
for All DSLR & Mirrorless Cameras Viz.Sony, Canon Nikon, Fujifilm,Pentax, Panasonic, Olympus with Standard Hot Shoe Mount & with Trigger
Works Only In Manual Mode Only
Power : 4 x AA size batteries (Alkaline or Ni-MH are usable)
Lighting Time : 100-1500 times (AA Alkaline Battery used)
Recycle Time: Approx. 0.1-5s ( Alkaline Battery used)
Light Quantity Output Control : with 1/8 strop increment, Flash Duration : 1/200~1/20000s
Battery NOT included