Like all OptiMate models before it, the microprocessor controlled OptiMate 4 can save neglected batteries, but the OptiMate 4 is even more effective, with a new dual-stage RECOVERY + TURBO RECOVERY desulfating action. For neglected deep-discharged batteries the RECOVERY mode engages automatically, while the TURBO RECOVERY mode engages for more severely neglected batteries.
Microprocessor control
6 step charge program
Safe 24/7 storage charge program
Recovery + TURBO recovery desulfation recovers neglected batteries other chargers can t!