What it is
The Olight 5000mAH Customized Rechargeable Battery (217C50) Seeker 2/3/4 Pro, Warrior X Pro, Freyr, Prowess, and Odin Flashlights, with Battery Organizer sits in Olight's chargers & accessories line. Like the rest of the range it charges over Olight's magnetic system, so there are no loose ports to wear out.
Not sure how the output compares, or which Olight is right for you? The lumens guide explains what the numbers actually mean in the field, and how to choose an Olight walks through picking a model. Every Olight is covered by the brand warranty - see warranty & service.