OptiMate 4 Dual Program 12V Battery Charger / Optimiser Boots Your requirements: weight reduction

Your requirements: weight reduction

easier on rotors and have a brake “feel” preferred by many riders

6V is delivered for 30 minutes following each voltage retention test

Lowers the charge rate and gives a topping charge to ensure the battery is charged to 100%

OptiMate 4 Dual Program 12V Battery Charger / Optimiser Boots Your requirements: weight reductionOptiMate 4 Dual Program 12V Battery Charger Optimiser is the latest version of the multiple award winning OptiMate 4 the unique multistage battery optimiser specially designed for modern 12V starter batteries from 2. 5 to 50 Amp hours. With OptiMate 4 Dual Program you can now either charge the battery direct, or select the program to charge via the 12V port on CAN bus equipped BMW motorcycles (using an optional DIN plug lead). How it works: Switch