!5 centimetre lighting tubes that unlike the Quasars, have an internal battery and can be left for up to 4 hours without recharging. Can be used for a multitude of purposes, from a key light to on-set practical. They are fully RGB, bi-colour, with high CRI and emit 350 lux at 1 metre at 56K.they also contain a number of effects. Included with these two lights are two clips, two wires, two chargers and leads, as well as a double tube mount for attaching to a c-stand etc.