Kshioe via Amazon offers its Kshioe LED Video Camera Light for $26.67. Coupon code "GJ5JYORW" drops it to $21.34. With free shipping, that's $10 off list and the lowest price we could find from vendors shipping from the US. It features 160 LED lights and three filters. Deal ends June 27.
Note: Several eBay vendors charge less than a buck more, including hersmay2015 via eBay, which ships from China. It's estimated to arrive in two to six weeks.