solar house number 1.led house number 2.long life ... easy stall,no wire needed 4.easy see, energy saving Solar house number ,led house number 1.Capable of operate ... Include digits 0-94.During day time the in-built solar panel convets sunlight power into the rechargeable storage Ni- ... sunlight goes down.5.Safer ,easier to locate your home6.Solar powered,save money7.Waterproof ,can be attatched to any ...