Quality and Reliability at Affordable Prices SLK Power Batteries are one of the market leaders in manufacturing deep cycle batteries for use in mobility scooters. SLK Power Mobility Scooter Batteries are known for supreme quality and reliability, providing industry leading performance and long life, widely used by mobility scooter manufacturers. These batteries feature low maintenance and valve regulated construction combined with heavy-duty plates and unique separator systems to deliver cyclic capability twice as long as conventional batteries, providing constant high quality and performance. For peace of mind these batteries are backed by full Manufacturer warranty support.