Lotus solar lamps are perfect for front installation, this are equipped with powerful 3500k color temperature white that will light up a complete 38ft radius perimeter. Installation suggested is 2-4 meters. Panel capacity 5v/18w this will charge 3.2 v/20Ah lithium ion po4 batteries. No wire needed, no need to connect to electricity, this product is autonomous. It generates sun power trough a policristaline equipment that deliver all watts direct to a bank of lithium batteries, this will provide full power all night as long as 3 nights with rain & cloudy days. Normal shine days no need to worry this will lightup your patio,yard,school,ranch for the rest of the night , this equipment is warranted for 3years direct with fabricant in USA. Life time 5-8years.