The RG-380E/44 Series are Ni Cd direct replacement, 42 Ampere Hour batteries in a variety of containers: high impact polyproylene, aluminum powder coated cans, and stainless steel cans. The RG-380E/44L Series include temperature sensor mounting capabilities. This series of maintenance-free lead acid and lithium ion aircraft batteries have strong starting in a wide range of environmental conditions, ship fully charged and ready to install, and ship HAZMAT-exempt. For more information visit www.concordebattery.com or call (626) 813-1234.