TecMate OptiMate 4 Dual Program Battery Charger, Tester & Maintainer — TM631

Stop guessing at battery health — this OptiMate charger tests, recovers, charges, and maintains automatically, with zero risk of overcharging.

Works with: 12V lead-acid (STD/AGM/GEL) and 12.8V/13.2V lithium (LiFePO4) batteries — motorcycles, ATVs, UTVs, cars, and more.

Why it's worth it:

• Charger, tester and power supply for 12 V lead-acid and 12.8 V lithium batteries.
• OptiMate™ 4 Dual Program tests before and after charging 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.

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