Burn the 4 ampoule led philips Average 1 hour per day, so that's 365 hours a year, at 4 × 3 Watt / h for the SMD LED lamp, this results in the 4.38 kWh. In the four normal GU10 reflector lamps with 4 × 50 watts which gives at least 73 kWh per year, which is exactly 16.6 times the cost.

I pay currently about 0.19 euros gross per kWh of electricity. This all means that the eclairage jardin in just a cost of 0.83 euros. In the normal GU10 reflector lamps at least 13,87 euro per year. way, we thus saving in the use of these LED bulbs about 13 euros!

Now considering recoup the costs incurred in the acquisition, of approximately 24 euros for the SMD LED lights, so you need less than 2 years to recover the cost. The lamps are used more than 1 hour a day, it has reaped the additional costs after only a few months back and quickly saves a lot of energy and therefore money.

During this time, the LED lamps should not break down naturally, otherwise the purchase pays not easy. For me, one of the four SMD LED lamps had been broken after a few days. However, this was replaced by the Free Online Shop. As long as this happens in the two year warranty period, the problem is not well (provided you have kept the bill).