Lighting fixtures; LED (light emitting diode) lighting fixtures; lighting fixtures, namely, puck lights, tape lights, strip lights, linear lights, ceiling lights; LED lighting systems, namely, LED modules; lighting fixtures, namely, tunable puck lights, tunable tape lights; lighting kits that include tape lights, tunable tape lights, connectors, and/or wiring assemblies, power supply, light controller, wall switches, wireless receiver, screwdriver