High power 18v300ma 5 watt Alloy framed weatherproof Solar panel and 12cm fan kit,Ideal for providing powerful ventilation in many different applications,these would be great for providing free ventilation in for a garden office or summerhouse etc,theres no no running costs whatsoever and these are perfectly safe as they dont require a battery to function,they are extremely simple to use,just connect the two together and place the solar panel in a fairly sunny position and whenever its reasonably bright outside the fan will work automatically,the fan supplied in these kits is capable of running at full speed on a sunny day to provide powerful ventilation,its air movement in bright sunshine is in the range of 60cf/m or 3600cf/h making it great for helping to remove heat and also for helping to prevent dampness and condensation,mounting holes are provided on the rear of the panel for easy mounting to any flat surface if required or of course you could simply glue it into position,the fan has fixing holes in all four corners for easy fixing to walls or it can of course be fitted into tubes or air vents,it can be placed either way round either to extract air or draw it in if required,the solar panel is fitted with 5 metres of cabling which is usually enough for most applications but can be easily extended if required,a terminal block is also provided for connecting it to the fans cabling,p&p is £6.50 throughout the UK,we can also deliver these worldwide if required.