TecMate Charger Optimate 3 X2 Features Comes with global input (100-240V) and is 33 more powerful than its predecessor Batteries' status can be checked at a glance For batteries forgotten over the winter, OptiMate 3 will recover them from deep discharge and optimally recharge them it will check that the charge delivered is the best possible before checking how well the battery can retain the charge OptiMate 3 will then maintain the battery/batteries at full charge safely for months at a time and prolong their life by up to 400 Diagnoses, recovers, charges, tests and optimally maintains, automatically Retains all the fully automatic, 100 safe, easy-to-use characteristics, of the two million OptiMates produced since 1995, but is now microprocessor-controlled, lighter and more efficient than ever An all-in-one tool for 12V battery care at home or at the shop