RemoraLure 2.5 SquareBill Crankbait runs surface to 5' deep. Battery powered and 2 second replacement. Each battery last about 1 hour each and can be purchased separately for $5.00 / ten pack. You get 5 batteries free with lure purchase. Place order for extra batteries when purchasing lure to save on separate shipping cost. All the time 100% vibration, no lights, no sirens and never needs charging. Hand built one at a time in the USA.