Great for small power consumption projects and perfect for use in boats and caravans during weekend trips. The 10 Watt solar panel will deliver approx 65Wh per day and can even be used for projects as diverse as powering electric fences or charging small power tools. The 10 Watt panel kit provides a continuous trickle feed maintaining and extending the life of any 12 Volt battery. The 10 Watt solar panel is fitted with a blocking diode to prevent reverse current drain and is supplied with all the necessary cable (4m), connectors and detailed installation instructions. NOTE – The 10W panel kit does not require a charge controller if the battery to be used is larger than 70Ah.