The Collaborative International Dictionary
light-duty
light-duty \light-duty\ adj. not designed for heavy or demanding work; as, a light-duty detergent. Opposite of heavy-duty.
WordNet
light-duty
adj. not designed for heavy work; "a light-duty detergent" [ant: heavy-duty]
Usage examples of "light-duty".
An internal, light-duty sensor and communications circuit was what he had been looking for because it might mean that he had found the broken connection between the comparatively uninjured and strongly emoting crew member and its partner.