Shimano BT-DN300 Di2 Internal Mount Battery, 3-port

\n\t\t\tShimano BT-DN300 Di2 Internal Mount Battery, 3-port

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• \n\t\t\t\tThe use of a single small and discreet internal battery is light weight, efficient and creates a robust and reliable system
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• \n\t\t\t\tOne charge gives a 1000 kilometre range depending on conditions and front mech operation (as this is the main power drain)
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• \n\t\t\t\t500 times rechargeable life
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• \n\t\t\t\tBattery is to be mounted with seatpost or frame/fork manufactures hardware normally inside the seatpost or seat tube/fork steerer
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• \n\t\t\t\tReliable and secure water resistant SD300 E-tube terminals connection
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• \n\t\t\t\tCharging is done via rear derailleur, or junction box
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• \n\t\t\t\tBattery weight is 50 grams
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