The AS42L is a compact portable 4 channel light dimmer. It has a maximum capacity of 1200 Watts per channel and a maximum total load capacity of 4800 Watts. It is supplied with 2 input power cord stubs which may be connected to 2 different 120 VAC power services. The unit operates using the Lightronics LMX-128 multiplex protocol. The AS42L may be operated in a relay (non-dim) mode. The unit will also function as a chaser and has several preset chase patterns which may be used.