The J5-M3603 can be attached to any of the accessory ports. This accessory attaches to one of the connectors on the EM-J5. It is has a swivel joint that allows the accessory to be pointed without having to move the robot. It detects the emissions of radiological sources, and analyzes them. It then provides data on type by comparing the emissions with known sources. It also provides dosage information from exposure to the hazard.