Revtronic Direct via Amazon offers its Revtronic 105-Lumen LED Mini Flashlight
, model no. T1A, for $11.95. Coupon code "9FKLT4IW" cuts the price to $8.36
. Plus, Prime members receive free shipping
. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $5.01.) That's the lowest total price we could find by $8. It features a Cree XP-E2 LED bulb, up to 20 hours runtime, output of 105 lumens, aluminum body, and impact and water resistance. It requires one AA battery (not included).