TecMate Optimate DC To DC Charger The OptiMate DC to DC is designed to revitalize your bike's battery by drawing power from either your vehicle's existing 12V battery or an external one. It has the capability to save, charge, and maintain another 12V (lead acid) or 12.8V-13.2V (LFP-Lithium) battery, thereby enhancing its longevity and performance. The product is equipped with a highly effective long-term maintenance mode that safeguards the source battery, only drawing power as required by the battery being charged. This maintenance mode ensures the battery is kept fully charged without the risk of overcharging, significantly extending the battery's lifespan and efficiency. Features: Weatherproof case with wall mounts Ideal for lead-acid and lithium batteries 6ft / 180cm DC supply lead 6ft / 180cm charge lead ending in SAE connector Weatherproof battery lead Standard battery clip set & fused battery clip set included Automatic shut-down if short-circuited or battery disconnected Input 12-16V, 2.7A Output: 2A