B&H Photo has the Pelican 1910B Blue 3rd generation single AAA LED flashlight on sale for $15 with free shipping. Two modes and clicky, limited lifetime warranty.
Summary: For all the Olight haters... it's twice the size of the $5 Olight with similar max brightness.
• 21 / 106 Lumen
• White LED Emitter & Polycarbonate Lens
• Exposed Click-Type Tailcap Switch
• Momentary and Constant-On Modes
• IPX7-Rated, Submersible to 3.3'
• Carbon-Steel Pocket Clip
• Uses One AAA Battery
• Lightweight: 1.5 oz with Battery