OptiMate™ 4 Quad Program

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Battery Charger/Maintainer - Quad Programer Charger, tester and power supply for 12 V lead-acid and 12.8 V lithium batteries OptiMate™ 4 Dual Program tests before and after chargin g and can recover a ‘dead-flat’ battery from as low as 0.5V Safe low voltage pulse desulphation Provides 24/7 protection by preventing discharge from connected circuitry and guarantees more battery power Continuous charging if healthy, stops and warns if faulty Tests battery state of health Fully sealed case to protect against spillage and light rain Rated for use down to -40 °F/-40 °C Show more