OptiMate Solar Duo 10W Battery Charger Yoshimura The reason for this is

The reason for this is that when you unscrew the Allen screw that holds the actual collar sleeve to the crank

This is not sufficient in the long run

4 Speed models (M4)

0 uses innovative Si-OAT technology

OptiMate Solar Duo 10W Battery Charger Yoshimura The reason for this isOptiMate Solar Duo 10W Battery Charger OptiMate Solar the worlds most efficient Solar Pulse Charger, Tester & Maintainer for both lead acid AND lithium batteries. Charger by day, monitor by night. The new OptiMate Solar range features a smart charger monitor which automatically adjusts the charge according to the battery type and condition. Battery status information is provided while charging and when the battery is at rest overnight. The OptiMate