Maglite RN1019 NIMH Battery Heavy-Duty Rechargeable Flashlight System Extended On Time - 34% Increase in battery capacity (requires full charge cycle) Charger operates on A/C or D/C current Includes, rechargeable flashlight, charging cradle, rechargeable battery (NiMH), 2 mounting brackets and 12 volt adapter Easily replaced high-intensity halogen lamp with spare stored in tail cap 1/4 turn, cam action focus, spot-to-flood