In 2007, Gill released the 7000 Series LT Valve-Regulated lead-acid battery line, providing the best possible lead-acid chemistry. Gill's 7000 Series LT-VRLA is the choice for original equipment airframe manufacturers. Gill batteries offer robust construction, improved energy density, lower weight, approved to DO-160E, and FAA/PMA approved. For more information visit www.gillbatteries.com or call (909) 793-3131.