7w solar led super bright lamps , lithium po4 battery capacity 3.2v/10ah 50000hrs cycle warranty. LED japan nishia lumens capacity 210lm x watt. Total lumens 1050lumens. Lamp perimeter coverage 45ft at 3meter height installation. Solar panel capacity 5v/12w policrystaline .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.