OptiMate 2 DUO, the powerful ‘no brainer’ battery maintainer for the hi-technology battery in any of your vehicles – Guarantees healthy lithium or lead-acid batteries

• Ideal for 12V lead-acid & 12.8V / 13.2V lithium LFP (LiFePO4) batteries. Delivers 2 Amps charge current recommended for maintenance of larger batteries.
• Charges and delivers long term maintenance – Connect to the battery and OptiMate 2 DUO does the rest, no supervision required!
• Adapts automatically to Pb or LFP battery.
• Safe to leave connected. Full electronic protection.
• Maintains battery at full charge and good health.
• Low Volt Start of 4V.
• Warns when battery damage is detected.
• Energy saving technology.
• Stand-by power less than 0.5W.
• Efficient 24-7 battery maintenance.
• Weatherproof. Rated for use down to -40°C / -40°F.