COMPATIBILITY: The replacement charging dock is compatible with your precious Garmin Forerunner 620 Running Watch. NOTE: Please do not use fast charging adapter. If you connect it to the adapter, the electric current must not exceed 1A and the voltagedoes not exceed 5V. SAFE CHARGING: The charger provides over-voltage and over-current protection, protecting your Forerunner 620 from being damaged when charging. STABLE CHARGING: We advise that you connect to USB ports on your PC or laptop for stable charging. It is better to charge your watch before the battery runs out. COMPACT AND LIGHTWEIGHT: Keep your Forerunner 620 watch fully charged with a slim charging cable that easily packs into backpacks and more, and plugs into any USB port. Its convenient for travelers and business users. PLUG AND PLAY: Seamlessly sync and charge your forerunner 620 at the same time on your PC or just plug directly into your wall or car USB charger. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and well make you feel satisfied.