Disadvantages of solar garden lamps
Secondly, solar garden lights shortcomings many people say is the investment cost and the maintenance cost is high; in fact, compared with the use of electricity, energy saving and environmental protection, solar garden lights and wireless connection, the installation and maintenance costs is not needed.
LED courtyard lights should be used in urban sub roads and residential roads and sidewalk lighting, landscape lighting, garden lighting, solar and wind power supply lighting, applied to mines, ships, machine tools and other lighting. It can replace incandescent lamp, energy saving lamp, electrodeless lamp, mercury lamp and sodium lamp without replacing the original lamp holder.
First of all, the LED courtyard lamp has the following features:1., high luminous efficiency: 100-110LM/W2., long service life: LED lamps, service life of up to 5-7 years;3. health lighting: low calorific, no heat radiation, no mercury, sodium and other harmful elements of human health;4., for environmental protection: LED for all solid light-emitting, shock resistance, not easily broken, waste recycling, pollution-free, can be called "green light source."".
