Some gift ideas for boyfriend are really practical. Take for instance, this Black & Decker Energy Saver Series Power Monitor – an easy-to-use device that displays electricity consumption, cost, and outdoor temperature readings all in real-time.

It can help him save up to 20% on his power bill each month, if used properly. The weatherproof sensor of this system is designed to handle tough winters, humid summers, and everything in between. Designed to work with 90 percent of current electricity meters, including those with visible rotating wheels, those with single optical ports, and some models with dual optical ports.

Price: $100