Powerful Focus light | Fenix FD45 AA Battery flashlight

Purchase the Fenix FD45 here


Hello, this is Brad from the Fenix-Store.com team and today I’ll be going over Fenix’s brand new AA adjustable beam light called the Fenix FD45! This bright, focusing light has 5 different brightness levels plus strobe and SOS and can change between spot and flood by simply twisting the rotary focusing ring around the head of the light and will reach up to 900 Lumens running off four AA batteries! It features a 94 degree floodlight and the high powered spotlight will reach 1,082 feet/330 meters at 46 degrees. This neutral white light is very useful and highly recommended for outdoor activities. The optical lens was designed to give a smooth and even beam while the Cree XP-L HI neutral white LED has a lifespan of 50,000 hours.


The Fenix FD45 has one switch on the body that will include a lockout function which prevents accidental activation of the light while in your pocket or gear bag. It has circulatory output modes that allow single click of the switch to change your brightness setting. Like many other Fenix lights it will also include strobe (900 lumens) as well as SOS (50 lumens). To access strobe you will just hold the button down for 1.2 seconds while the light is in the unlocked position.


The 5 brightness modes and their accumulative runtimes will list as follows:

  • Turbo

    • 900 lumens

    • Ni-MH: 1 hour 30 minutes

    • Alkaline: 2 hours 10 minutes

      • Spotlight: 1,082.7 feet/330 meters

      • Floodlight: 151 feet/46 meters

  • High

    • 350 lumens

    • Ni-MH: 4 hours 20 minutes

    • Alkaline: 8 hours 50 minutes

      • Spotlight: 636.5 feet/194 meters

      • Floodlight: 91.9 feet/28 meters

  • Med

    • 150 lumens

    • Ni-MH: 11 hours 50 minutes

    • Alkaline: 12 hours

      • Spotlight: 416.7 feet/127 meters

      • Floodlight: 59.1 feet/18 meters

  • Low

    • 50 lumens

    • Ni-MH: 29 hours 50 minutes

    • Alkaline: 30 hours

      • Spotlight: 262.5 feet/80 meters

      • Floodlight: 42.7 feet/13 meters

  • Eco

    • 5 lumens

    • Ni-MH: 160 hours

    • Alkaline: 200 hours

      • Spotlight: 95.1 feet/29 meters

      • Floodlight: 26.2 feet/8 meters

  • Strobe

    • 900 lumens

  • SOS

    • 50 lumens


As you can tell this high powered AA flashlight has some serious power and will be a good addition to anyone's flashlight collection especially with how easy AA batteries are to find. It also features a lockout function to avoid accidental activation and reverse polarity protection to protect from improper battery insertion. This light is also has digitally regulated output so it will maintain constant brightness as well as intelligent overheat protection which protects from high surface temperature. Just like other Fenix lights it is made of durable aircraft-grade aluminum

Premium type III hard-anodized anti-abrasive finish and has IP68 waterproof rating which will totally protect the light against dust and other foreign object and can even be submerged up to 2 meters for 30 minutes.


I know there has been quite a demand for a high powered AA adjustable light and Fenix has finally released one that will easily be a top seller by the end of the year. This light can be purchased at www.fenix-store.com and is compettively priced at $89.95. Thank you for taking a few minutes to read up on the new Fenix FD45 adjustable flashlight and remember at the Fenix-Store we are the Fenix experts!