Product Description The Garmin Charge battery pack more than adequately prepares you for longer trips. This external battery pack connects directly to your bike computer and extends its battery life up to 24 hours. Charge devices on the go: connect the Garmin Charge battery pack to a compatible bike computer with an additional cable. Simply connect the battery pack with a USB charging cable and you're ready to set off. Information regarding the return of batteries and electrical equipment:Information on the return and disposal of used batteries and electrical equipment can be found here. Specifications:Battery Type:Lithium-ion batteryManufacturer Number:010-12562-00 Compatibility:Edge®:520, 520 Plus, 530, 540, 540 Solar, 820, 830, 840, 840 Solar, 1000, 1030, 1030 Plus, 1040, 1040 Solar, 1050, Explore, Explore 2 Power, Explore 820Forerunner®:645, 645 Music, 745, 935, 945, 945 LTE, 955, 955 Solar, 965Contents:1 x Garmin battery pack Weight: black: 132 g Manufacturer: Garmin Deutschland GmbH Parkring 35 85748 Garching bei München Germany info@garmin.de