Sweet. These would come in handy! Amazon has the Sengled Dusk to Dawn Light Sensor Outdoor Indoor LED Light Bulbs (3 Pack) for only $11.99 when you clip the 40% off coupon! (Reg. $20) These dusk till dawn light bulbs are equipped with a built-in light sensor that turns the lights on automatically when the sun goes down and turns the light off when the sun rises. Suitable for indoor or outdoor use.