BuyDig offers the Mr. Beams Motion-Sensing LED Ceiling Light 2-Pack in White, model no. MB982, for $29 with free shipping. That's the lowest total price we could find by $7, although we saw it for $3 less in December. These wireless lights run on four C batteries each (not included). They feature a 25-foot motion sensor range, auto shut-off after 30 seconds of no activity, weather resistance, and mounting equipment.
Also available is the Mr. Beams Motion-Sensing LED Ceiling Light 3-Pack in White, model no. MB983, for $39. That's another price low, this time by $19.