This allows the design of simple monitoring devices. An example is a portable ECG device monitoring a patient at home. This Wi-Fi-enabled device can communicate via the Internet. These Wi-Fi modules are designed by OEMs so that implementers need only minimal Wi-Fi knowledge to provide Wi-Fi connectivity for their products.
For purchases made in 2011 - 2014: Aggregate amount of credit is limited to $500. Taxpayer is ineligible for this tax credit if this credit has already been claimed by the taxpayer in an amount of $500 in any previous year.For purchases made in 2009 or 2010: Aggregate amount of credit for all technologies placed in service in 2009 and 2010 combined is limited to $1,500.wners of existing homes may receive a tax credit worth 10% of the cost of upgrading the efficiency of the building's envelope. Installation (labor) costs are not included and the credit is capped at $500 for all improvements.
You can claim a tax credit for 10% of the cost of qualified energy efficiency improvements and 100% of residential energy property costs. This credit is worth a maximum of $500 for all years combined, from 2006 to the present. Of that combined $500 limit, a maximum of $200 can be for windows.