Fill Rite 10.5 GPM 12/24 Volt DC Oil Transfer Pump

I'm thinking about buying one of these to pump wvo into my collection tank its cheap but how long do you think it will work I just want to know if anyone else thinks this would be a good idea or if they have better cheap options.

Fill Rite 10.5 GPM 12/24 Volt DC Oil Transfer Pump

http://www.jmesales.com/item/161/Fill-Rite-10-5-GPM-12-24-Volt-DC-Oil-Transfer-Pump.aspx

"moderate use at an affordable price. The new Fill-Rite Economy Duty line is perfect for light-duty farm, . Perfect for the do-it-yourself application. The Economy duty line "
These are the words that I am not comfortable with....At any price.

Here is a cheap way to do it yourself:

DIY, How to make a SBC veg-oil pump for cheap - Forums

SBC oil pump, coupler and a 24 volt scooter motor. Cheaper and faster and last longer.