Astro Flight 106-123 Lith-Ion Balancer A123 2S-6S 123 Battery Packs

This Battery Balancer is designed for use with
A123 Lithium Ion Batteries.
Accepts one to six cell 123 battery packs.
Now you can balance your pack while you are charging.
Now you will know when your batteries are balanced.
Connector has .100mm in pin spacing and .025mm square pins

One Astro Flight Blinky LiPo Battery Balancer
One instruction sheet

Length: 2.44" (62mm)
Width: 1.45" (37mm)
Height: .27" (7mm)