Emergency lighting stick Yuasa battery pack with 4 4.8v 4000mA NiCd High Temperature D Cells Pack arranged, stick with Leads, 4DH4-0L4. Features • High Capacity - Using latest technology, Yuasa Nicad product has some of the highest capacities available. • Long Service Life - Depending upon application up to 1000 charge / discharge cycles can be expected. • High Temperature Options - Some popular cell sizes are available in high temperature versions. Packs All Yuasa cylindrical cells can be connected together to form higher voltage packs. Depending upon quantities required almost any configuration can be achieved. Details available upon request.