MAXSA 44219 Motion Activated Battery Powered Outdoor Wall Light, Metal and Glass, Cool White LED, Black 4 C-cell batteries (not included, Best with Polaroid C Batteries) last roughly 1 year before they need to be changed Elegant Wall Sconce looks great by your door, gate, mailbox, or anywhere you want to add classy style to your property Easy DIY installation with included mounting hardware; no wiring and no electrician needed 2 SMT cool-white LEDs automatically turn on when motion is detected at night Durable weatherproof housing with glass panels and mirrored rear reflector