Quantity   Component name
1 × EverStart ES12N94B1 Motorcycle Battery The kind you normally have to fill with acid;get one that has a top thats slightly smaller than the lanterns side thickness(so it will fit on top)
1 × Rayovac 10 LED 6V Floating Lantern 85 Lumens
1 × Epsom salt- 100% Magnesium sulfate. non-scented. Maximum possible concentration diluted in distilled water.
2 × 12 AWG wire Red and Black at least 1 foot (30cm) each.
1 × Yellow Termanal crimp connector Makes connecting the wires to the battery easier
1 × Solder Use your favorite electric solder
1 × Zip ties(optional) Big thick ones, I don't know where you can get them, but duct tape will do in a pinch.
1 × Momentary switch-(optional) I used an smd "normally off" model
1 × Volt Meter(optional) 3v-17v self powered ebay special