• OptiMate 7 Select GOLD series: 9-step 12V 10A sealed battery saving charger & maintainer.
• The ‘PRO choice’ battery charger that gets the full potential out of your high performance 12V battery. Includes power supply to support battery during tuning / troubleshooting.
• Ideal for 12V engine start (SLI) and deep cycle lead-acid batteries
• Select charge voltage of 14.4V for most batteries or 14.7V for premium AGM batteries, or select Power Supply support mode – Selection remains in memory even if AC power is lost.
• Power Supply mode provides constant power for vehicle tuning, diagnostics and troubleshooting.
• Fully automatic multi-step program brings the battery safely to full charge – Connect to the battery and OptiMate 7 Select does the rest, no supervision required!
• AMPMATIC: Automatically adjusts current to match battery size and condition.
• Temperature compensation: Voltage is adjusted higher when colder, or lower when hotter.
• Safe to leave connected. Full electronic protection.
• 24/7 Maintains battery at full charge and good health.
• Saves your ‘dead’ battery from as low as 0.5V.
• S.O.H.: Tests battery state of health.
• Green Technology: 50% less energy, 50% lower cost. Power Factor Correction and Synchronous Rectification.
• IP54: Weatherproof. Rated for use down to -40°C

Since 1994, OptiMate's powerful battery chargers have been ensuring that the life and performance of vehicle batteries are maximised. OptiMate is the trusted partner of more than 15 leading original equipment manufacturers of vehicle and power batteries, as well as millions of satisfied owners of motorbikes, cars, quads, trucks, boats and other equipment worldwide. This is thanks not only to the OptiMate's unrivalled reliability, but also its unique features such as Ampmatic current control to adapt the charge rate to the size and condition of the battery, pulsed end-of-charge voltage for effective cell equalisation without overcharging, round-the-clock ‘plug and forget’ maintenance to ensure batteries are always ready for use and - for anyone who has forgotten to charge their battery - the unique ability to top up fully discharged batteries where other chargers fail. OptiMate's fully automatic, energy-saving, plug-in anywhere (100 - 240 V) electronics are environmentally friendly and deliver the best performance with the most efficient use of energy. OptiMate offers a wide range of high-quality and reliable accessories, from battery testers and USB products to cables and plugs, which can be ordered in the Optimate brand shop at Thunderbike.