**Elevate Your Ride with the DN300 Battery: Enhanced Power & Simplicity for Shimano Di2 Systems**
Experience the next level of Shimano Di2 performance with the all-new DN300 battery. Built on the proven waterproof design that Di2 enthusiasts have trusted for years, the DN300 now features **three robust ports**, ensuring stable and reliable power supply to your 12-speed road derailleurs and shifters. Whether you opt for the fully wired option or seek redundancy, this battery has you covered.
Designed to seamlessly integrate into your bike, the DN300 maintains the **same compact size** as its predecessor, allowing for discreet installation within seat posts or frames, keeping your setup clean and professional. The addition of three ports simplifies wiring for both front and rear derailleurs, guaranteeing consistent power delivery while reducing clutter.
**Key Features:**
– **Triple Power Output:** Three SD30 
