The Ethical Superstore have a selection of their Energy Saving Meters reduced at the moment. Combined with the various discount codes available these they are a great price and would make a nice gift.
* OWL Wireless Energy Monitor - - now £24.95 delivered (was £49.95) Use Discount Code: X5WFF
* Efergy Energy Saving Meter - now £33.95 delivered (was £44.95) Use Discount Code: XSTYLE
* Wattson Home Energy Meter - now £93.95 delivered (was £149.95) Use Discount Code: XSTYLE