Staples offers the Mr. Beams Wireless LED Motion Sensor Spotlight 3-Pack
in Black, model no. MB363, or White
, model no. MB333, for $34.99
. Plus, Staples Rewards members get free shipping
. (Not a member? It's free to sign up
.) That's tied with our September mention and the lowest total price we could find by $12. They feature a waterproof design, 140 lumens brightness, and up to 350-square-feet of coverage. Nine D batteries are required, but not included.