Para carregador de bateria externo Shimano Di2 SM-BCR1 SM-BTR1 7970 6770

Features 

- Suitable for SM-BTR1

- Self-stop When Fully Charged

- Durable 

Contents

- 1 x Battery Charger. Without Battery!!!

The integrated plug has a long service life, anti-reverse plug design, self-stop when fully charged, trickle charging when the power is high, and has all the functions that should be used, so you can use it with confidence.

Buyers need to prepare a 5V adapter or power bank, and the wire length is about 1 meter.

Charging status: the red light is always on (when the battery is low) or the red and green lights flash alternately (when the battery is high).

Fully charged status: steady green light.

Not charging: steady green light.