The FLOCK 4X-1 satellite, also known as Flock 4x-1, is a CubeSat (3U) technology demonstration satellite owned and operated by PLAN. It was launched on January 13, 2022, from Launch Complex 40 at the Cape Canaveral Space Force Station aboard a Falcon 9 rocket. The spacecraft measures 0.3 meters in length with a diameter of 0.1 meters and has a span of 0.3 meters. Its dry mass is 5.7 kg, identical to its launch mass. FLOCK 4X-1 is equipped with solar cells and batteries for power generation and has an imaging payload (PS0, PS1 or PS2). The satellite's expected lifetime ranges from about a year in the International Space Station orbit to 2-3 years in Sun-Synchronous Orbit (SSO). Its shape consists of a box with two panels.