"Put the power of the EChip to work for you! The Pro-Troll Trout Killer Spoon is a deadly pre-rigged trolling bait that trout and other salmonids can't resist. It has the flash, color, and action to rival any spoon, plus the advantage of a pre-installed, strike-triggering EChip. This unique microchip technology replicates the wide-ranging natural voltage discharged by the nervous system of baitfish, which predators use to locate and close in on their prey. Scientifically proven to attract fish, the EChip helps maximize your catch in all conditions. Comes rigged on a 36""L, 10-lb. leader with bead swivel, single hook, and red flicker blade. Deadly pre-rigged trolling spoon for trout Pre-installed, strike-triggering EChip Simulates the voltage discharge of baitfish Attracts predators from a wide area 36""L leader with swivel, hook, and flicker blade"