Shimano BT-DN300 Built-In DI2 Battery - For Dura-Ace 9250 and Ultegra R8150 Systems, Compatible with SD300 Wires Raypak 206K BTU Propane Gas Pool Heater – Digital Ignition & Cupro-Nickel (014950) Deep notched and tiered beams

Deep notched and tiered beams for easy reading

MPN: DVX46

Weight:    21

It also has a large memory library

The working environment temperature range is 14°F – 104°F (-10°C – 40°C)

Shimano BT-DN300 Built-In DI2 Battery - For Dura-Ace 9250 and Ultegra R8150 Systems, Compatible with SD300 Wires Raypak 206K BTU Propane Gas Pool Heater – Digital Ignition & Cupro-Nickel (014950) Deep notched and tiered beamsShimano Di2 Batteries. Must purchase battery, charger, and power cable to complete the system. All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com Compatible with thinner, next generation electric SD300 wires and R9250 and R8150 series systems Features three SD300 wire