Recommended for powering servers, bitcoin miners, routers and other high-output network devices 4 pin-PA45 (P13) locking connector on one end & C20 male plug on the other 4 ft. length allows flexibility in placing device Thick 12 AWG copper wire manages high power levels required for larger equipmen...

SM-4P 4 pin Connector Plug, When battery plug convex side on above, flat side below, first and third pin is positive, second and forth pin is negative. make sure your battery is same. or see image 2. USB charger cable built-in over-charged IC circuit protection,Red ligth is solid when charging, chan...