This battery holder is a battery compartment that can hold 4 x AAA alkaline batteries. It is compatible with the rechargeable LED flashlights HP7R and A25R from COAST. The lamps are powered by Rechargeable Dual Power, meaning they can be operated with both the rechargeable lithium-ion battery COAST Zithion-X™ and 4 x AAA alkaline batteries. The compartment is backed by COAST's one-year warranty against material and workmanship defects. Package contents: 1 x battery holder. COAST aims to produce LED lamps that not only have higher light output but also provide better light quality. Therefore, we emphasize light quality and focusing technologies just as much as light output and lumens. Their wide selection of lamps allows you to choose the right lamp for the specific task or application without compromise. So, if you value solid quality, we definitely recommend choosing COAST. COAST - Trusted tough.