Overall it pays to be wary of these types of plays. Not saying you cannot make money on it but this is not like buying Apple stock. If you are willing to risk the money these are definitely day trades. You do not want to buy and hold. For every Cinderella penny stock story of runners lasting week, there is a road filled with shattered dreams of penny stocks that collapsed after a day. If you want to play the game of penny stocks you have to be nimble and unemotional. Just take your profits when you have them and cut losses quick.
Recent POWT news has them announcing they are delivering fifty thousand smart meters to Danish Utility energy giant, DONG Energy. This will bring the total number of smart meters to 210,000 meters when deployed in the next 12 months.