Optimate 3 Battery Charger/Maintainer
Saves ‘dead flat’ batteries. Starts saving from as low as 2 Volts. Tests batteries : GOOD or BAD. Connect and forget 24-7 battery maintenance.
 
OptiMate 3 is suitable for all types of 12V lead-acid batteries of rated capacity from 3 to 50Ah
Diagnoses sulfated battery condition
Recovers severely neglected batteries from as low as 2 volts
Automatic hourly test, advance warning of problems
Interactive float charge, max 800mA possible
No risk of overcharging; totally safe for vehicle electronics; sparks suppressed; safe for long-term battery maintenance; automatic shut-down if short-circuited or battery disconnected
Global input (100-240V 50-60Hz), high efficiency (CEC listed), fully sealed