XIQI Solar Power Outdoor Road Stud Driveway Mountain Roads Aboard Ships Watercrafts Pathway Dock Spike Light Lamp with 6 Leds,Static Light Mode (White Light) LED Dock Lights With Replaceable Battery 6 LED's per in light Each light includes a 400mAh Rechargeable AAA Ni-Cd Battery Amorphous Solar Panel Dimensions 4" x 4.5" x 1" Drill Holes are 3.5" apart