Came across this very interesting South African made gizmo !

Charge your cellphone and 3 x LED lamps from a 5V USB port , 1 amp, 5W thermo electric generator using 35 ml of paraffin per hour. ( 29 hours per litre)

http://www.offgridinnovations.co.za/#iharvey

Apparently they were advertised at Nampo for about ~ R 1500

I WANT to NEED one !