According to LEDinside, the LED research division of TrendForce, the ASP volatility of LED light bulb has been continued into December 2012. Products from the US took the led as more new items were launched during the month. ASP for those LED bulbs targeted to replace the traditional 40W incandescent light bulb posted a mild 0.2% sequential gain to US$18.70. And those targeted to replace the 60W incandescent lamp posted a 3.9% drop to US$30.90 in the same period.