Magnet Lamp

I didn't come up with the design but I did the modelling.
you'll need 8 M4 12mm cap screws, at least 785mm of led strip, 12V power supply, a Limit Switch, string and some wire.

i used
https://www.amazon.co.uk/d/Indoor-Lighting/Supply-Adaptor-100-240V-Transformers-Switching-Adapter-Approved/B019RO949C/ref=sr_1_fkmr0_1?s=lighting&ie=UTF8&qid=1493161507&sr=1-1-fkmr0&keywords=LE+DC+12V+2A+Power+Supply+Adaptor%2C+AC+100-240V+to+DC+12V+Transformers%2C+Switching+Power+Supply+for+12V+3528%2F5050+LED+Strip+Lights%2C+24W+Max%2C+12+Volt+2+Amp+Power+Adapter%2C+2.1mm+X+5.5mm+UK+Plug%2C+GS%2FTUV+Approved+%5BEnergy+Class+A%2B%5D

https://www.amazon.co.uk/Magnet-Neodymium-POWER-MAGNET-STORE/dp/B013F9S6U8/ref=sr_1_1?s=diy&ie=UTF8&qid=1493161657&sr=1-1&keywords=Magnet+Strong+Neodymium+25+of+10mm+x+5mm+N50+Super+Strong+Rare+Earth+Disc+Pull+approx+3.5Kg+POWER+MAGNET+STORE+%2825%29

https://www.amazon.co.uk/d/Indoor-Lighting/Strip-Lights-6000K-Daylight-White-Non-waterproof-Ribbon/B00HSF65MC/ref=s