Depstech via Amazon offers its Depstech 16.5-Foot Wireless Endoscope for $42.99. Coupon code "NY4A66HV" cuts that to $27.49. With free shipping, that's tied with our December mention at $16 off list and the lowest price we could find. It's compatible with Android and iOS and features three adjustable resolutions (up to 720p) and a 2-megapixel camera. Deal ends March 31.