Specifications:

• Transmitter Power Supply: 12V 23A compact battery
• Receiver Power Supply: 2 x 1.5V Batteries (Sizeno. 7) 
• Sync Socket: 6.35mm / 3.5mm
• Outdoor Operation Distance: ≥15~30M
• Indoor Operation Distance: ≥10M
• Sync Speed: 1 / 250sec
• Size: 65 x 30 x 20mm / 2.6 x 1.2 x 0.8in(L x W x H)
• Diameter: 1800mm / 7.1in

Usage: 

• Essential Component Name: Output Socket (1), Indicator Lamp (2), Power Switch (3), Receiver Switch (4), Flash Test Button (5), Camera Hot Shoe (6), Lockout Jack (7), Transmitter Switch (8)
• Switch on the receiver switch (4) and the transmitter switch (8) to the same position
• Plug the receivers input and output socket into the photo lamps lockout jack
• Turn receivers power switch (3) to on position
• Press the receivers flash test button (5). The signal indicator lamp(2) will light on and the photo lamp will start up
• Plug the transmitters hot shoe (6) into the cameras hot shoe
• In the event that is no hot shoe, plug one end of the synchronous line into the transmitters lockout jack(7) and the other end into the cameras lockout jack

Precautions:

• Always use the appropriate battery
• Use new battery when the old battery is powerless and the transmitter stops running
• Prevent it from dropping or colliding with hare things
• Check the flash lights trigger mode carefully before use
• Flash leak phenomenon possibly happens if there is any other electric wave at the place

Package Included: 

• 1 x Cable
• 1 x Conversion Head
• 1 x Transmitter
• 1 x Receiver
• 1 x User Manual