Replacement for the Following Battery Model/Part Numbers: 361-00047-00, 361-00064-00. Compatible with the Following Models: Garmin Forerunner 110 (010-00863-00), Garmin Forerunner 110W, Garmin Forerunner 210 (010-00863-34), Garmin Forerunner 210W, Garmin Approach S1 (010-00932-06), Garmin Approach S1W (010-00932-03), Garmin Approach S2 (010-01139-00), Garmin Approach S3 (010-01049-01), Garmin Approach S4 (010-01212-00). 3.7V 200mAh 0.72Wh Lithium-ion Rechargeable Battery Pack. Includes Free Installation Tools (Soldering Iron Not Included). 1 Year Replacement Warranty.