Specifications:
 
Large Guide Number: 21
Wide Color Temperature: 3000K-9000K (with four colors of flash diffusers)
Support off-camera 360 degree shooting with a standard tripod mount on the lamp.
SMD super bright led lamp beads
LCD accurate display, simple for operation
Space aluminum professional designed for dissipating heat
Effective Distance: 5cm-150cm
Sync Speed: 1/100S
Power Rate: Semi Power, Full Power
Power: 4 × AA Batteries(Not included)
LED: 48PCS
Weight of the Kit: Approx. 200g

Package includes:

1x Macro ring head
1x Power control with LCD display
8x Adapter Rings(49mm, 52mm 55mm, 58mm, 62mm, 67mm, 72mm, 77mm)
4x Flash diffusers (orange, blue, oyster white, and transparent)
1x Mount plate