Can be attached to a bucket! Main unit external dimensions (cm): Approx. 13 x 16 x 9.5 Comes with a draining rack to allow excess moisture from bait The MW size allows for separate use of bait. The draining rack comes with a partition that allows for free adjustment of the attachment position Choose between the L (shallow) type and standard type depending on the amount of bait used *Attachment may be difficult depending on the attachment position and type of bucket.