This Flash cable is our product PB820 power pack ’s accessory. This item is the PB820 power pack flash cable for Metz 58AF/1/C/N/OP/PS and other flash model with same type of input power port
  Some flashes require that you install AA batteries into the battery compartment for powering the computer circuits

Features:
High quality and durable to use, stand wear and tear, highly-insulating,and of good material
Lightweight and portable, convenient to carry
Professional for Metz 58AF/1/C/N/OP/PS
Flashlight battery is not needed,
Round aluminium alloy connector for flash battery pack

Plastic flat connector, four holes, easy to operate

Flashlight power is turned off, if there is external power box, can work still
Length: 80cm
Max.Length: 170cm

Package contains:
1 x Propac Cable for Metz
1 x User Manual