Shimano SM-BCR2 Di2 internal battery charger direct to SM-EW90 Junction
Di2 charger for the internal battery that will keep your Di2 system shifting
Di2 uses a powerful long-life 7.4V Li-Ion battery: keep it in top condition and ready for shifting with this specific Shimano Di2 charger
1.5 hour charge time
Plugs in directly to the SM-EW90 handlebar junction A
Can also be used for completing firmware updates when linked to E-tube software on your PC
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