Laylala&reg; 20 Piece Chinese Lantern LED Solar String, Garden Lights, Multi Color Oriental style mini nylon lantern (diameter 3") string lights Built-in rechargeable ni-mh battery, recharge at daytime and light up automatically at night or dark environment Solar outdoor string lights with 20 led color lantern ball Ultra long working time, it can continuously work for 8 hours at night after absorbed enough sunshine during daytime Ideal for decorating patio, garden, lawn, porch, gate, yard, etc.