The 12.5-watt EnduraLED is the world’s first LED replacement for a 60-watt incandescent bulb—and the first to earn Energy Star approval. It lasts 25 times longer and uses 80 percent less energy than the 60-watt incandescent, and is eligible for utility rebate programs. It comes in various LED equivalents. Cost: $39. Royal Philips Electronics.800-555-0050. www.philips.com.