For only a tenner1!
This also looks good2, mains solar power for 45, so easy to combine that with lightwaverf etc:
Provides mains quality interior lighting where no power exists Perfect for workshops, stables, barns, stores, large sheds, remote garages, etc. Power the supplied 45W equivalent energy-saving 12V light bulb for 5 - 7 hours per 24 hour period Easy and safe to install Illuminates an area up to 16m2 Has a 10 year warranty, excluding the bulb A standard car / caravan battery is required but is not supplied with this kit The Solar Mate I is a safe and cost effective alternative to installing mains lighting on remote buildings. The high power 12v DC Compact Fluorescent Bulb (CFL) has a brightness equivalent to a 45watt filament bulb yet is very energy efficient. The kit comprises; 5wp crystalline solar panel, 1 x CFL bulb and bulb holder, wall switch, basic solar panel mounting kit, 5m cable, fuse, connectors and detailed installation instructions
This nearly combines everything.
Paul Clarke's blog - I live in Hythe near Folkestone. Wed to Clare + dad to 2, I am a full-stack web developr, and I do js / Node, some ruby, other languages ect ect. I like pubs, parkrun, eating, home automation + other diy stuff, history, family tree stuff, TV, squirrels, pirates, lego, and TIME TRAVEL.