Shimano Di2 BT-DN110-A 11V R9150 R8050 GRX XTR XT internal battery

The Shimano Di2 BT-DN110-A internal battery powers the electronic shifting system on your road bike, MTB or GRX bike. It is installed inside the seatpost or fork steerer tube, with nothing visible.

• Stays hidden inside the seatpost or fork and weighs just 50 g
• Recharges in approximately 1.5 hours with an AC adapter
• You can also recharge it via a computer's USB port in approximately 3 hours
• Compatible with Di2 E-Tube: Dura-Ace 9000/9100, Ultegra 6800, GRX Di2, Deore XT Di2
• Not compatible with pre-E-Tube Di2. The SM-BCR2 charger is sold separately

Technical specifications

• Battery type: Lithium-ion, internal mounting
• Nominal voltage: 7.4 V
• Capacity: 500 mAh, 3.7 Wh
• Dimensions: Ø17 mm × 160 mm
• Weight: 50 g
• Ports: 1 × SD50
• Compatibility: Shimano E-Tube Di2 (road, MTB, GRX): Dura-Ace 9000/9100, Ultegra 6800, GRX Di2, Deore XT Di2; not compatible with pre-E-Tube Di2
• Charger: SM-BCR2 (sold separately), USB with at least 1 A
• Charging time: approximately 1.5 hours with an AC adapter, approximately 3 hours via a computer's USB port
• Colour: Grey