• The smart sun-powered charger & maintainer for all 12v batteries – Charger by day, monitor by night
• Ideal for all lead-acid & lithium batteries found in powersports equipment
• The smart charge controller automatically adjusts charge according to battery type and condition
• The controller’s fully automatic multi-step program brings the battery safely to full charge
• includes polycrystalline solar panel assembly with aluminum frame, suction for mounting, OptiMate Solar DUO controller, O-04 battery clips, O-01 battery lead, and carry bag
• Saves your dead battery from as low as 4V
• IP54 weather rated
• Includes 4 suction mounts for window and nylon storage case

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.