From Manufacturer
The Neewer S101-300W Studio Strobe Flash Monolight Kit 3-pack contains three S101 flash heads each with a stand, 24 x 35" softbox, reflector, and a power cable. The kit also includes three receivers and a transmitter for wireless triggering from distances up to 99'. The S101 recycles in 0.4 to 2.5 seconds and has a 1/8 to 1/1 power range. A wheeled trolley carry bag is also included.