Fluke flk cnx 3000 wireless digital multimeters and kits fluke fluke flk cnx a3000 the fluke cnx a3000 wireless ac current measurement kit comprises the tools and accessories you will need to measure current remotely the kit is based around the core cnx 3000 wireless multimeter which can display its own readings plus those from up to 3 measurement modules the kit includes a cnx a3000 wireless current clamp in a soft carrying case plus all the necessary test leads probes and accessories fl