Long duration bundle: Fenix RC11 USB rechargeable 1000 Lumen CREE XM-L2 U2 LED Flashlight EDC with Fenix 18650 Li-ion battery , and EdisonBright BBX3 battery carry case Max 1000 lumen Utilizing Cree XM-L2 U2 LED Magnetic suction charging port in the neck, included 18650 rechargeable Li-ion battery One-switch for fast and convenient operation Lock-out function avoids accidental operation Bundle includes Fenix High Capacity 3500mAh rechargeable battery and EdisonBright BBX3 battery case in addition to battery installed in flashlight.