These are the 4S and 5S Adapters for the Great Planes ElectriFly Equinox LiPo Cell Balancer, GPMM3160. These adapter leads are compatible with LiPo batteries which are WIRED FOR BALANCING from ElectriFly, Venom, and ESky. FEATURES: Connects 4 and 5 cell LiPo packs wired for Balancing to the Equinox Cell Balancer Labeled for easy identification One year guarantee INCLUDES: One 4S and one 5S adapter for the Equinox LiPo Cell Balancer REQUIRES: Connecting to Cell Balancer and battery SPECS: Length: 3.7" (94mm) not including connectors jxs 10/10/06 ir/jxs