jasonvk77 Newly Enlightened Joined May 18, 2008 Messages 95 Location Melbourne Jun 9, 2008 #1 What are the best(brightest,longest lasting) batteries for the fenix p3d.Eg 3v or 3.7v,rechargeable or non rechargeable.
What are the best(brightest,longest lasting) batteries for the fenix p3d.Eg 3v or 3.7v,rechargeable or non rechargeable.
mdocod Flashaholic Joined Nov 9, 2005 Messages 7,544 Location COLORado spRINGs Jun 9, 2008 #2 In order of longest runtime to shortest: 1. CR123 primary 2. 3.7V RCR123s 3. 3.0V LiCoO2 voltage regulated cells 4. 3.0V LiFeP04 cells. They will all run about the same brightness as the light uses a buck style regulation and all of these energy storage options will have a higher combined voltage than the Vf of the LED.
In order of longest runtime to shortest: 1. CR123 primary 2. 3.7V RCR123s 3. 3.0V LiCoO2 voltage regulated cells 4. 3.0V LiFeP04 cells. They will all run about the same brightness as the light uses a buck style regulation and all of these energy storage options will have a higher combined voltage than the Vf of the LED.