Electric RC aircraft are not known for long flight ... [Matthew] built a custom 4S 50 Ah li-ion battery pack from LG 21700 cells, with a weight of 2.85 kg (6.3 lbs). The airframe is a Phoenix ...

The term battery pack is often used in reference to RC hobby toys and battery electric vehicles. Components of battery packs include the individual batteries or cells, and the interconnects which ...