300mAh 361-00034-02, FLPB342735-P1 Battery Replacement for Garmin Fenix 3 and Fenix 3 HR Fitness GPS worth to buy? Thanks for it if those of you who have purchased 300mAh 361-00034-02, FLPB342735-P1 Battery Replacement for Garmin Fenix 3 and Fenix 3 HR Fitness GPS could share about what you think of the product. I would love any extra info, as it is quite pricey as $11.95 and I just want to know it is good before paying for it.