Amazon offers the Leviton 24-hour Programmable Indoor Timer Switch for $26.29 shipped. Originally $60, it sells for closer to $35 these days. This is the best price available by around $6. These nifty programmable timers are perfect for cutting down on lights that are left on. The added astronomical clock takes the guesswork out setup. Rated 4.2/5 stars by over 750 Amazon reviewers.

Other notable Green Deals today include:

The Vizia + 24-Hour Programmable Indoor Timer with Astronomical Clock helps lower your electrical costs without sacrificing convenience. Replacing standard switches with timer switches can reduce energy consumption, improve security, and save you money. Allowing up to 50 timer event settings per day, this timer switch can be programmed weekdays, weekends, all days or any combination of days. It (Vizia + 24-hour Timer) also meets all applicable UL, CSA, and FCC requirements, and comes with three changeable faceplates in white, ivory, and light almond colors to complement your decor.