Walmart offers the Barska D50 Metal Detector
, model no. BE12618, for $35.45
. Opt for in-store pickup
to dodge the $4.97 shipping fee. That's $7 under our April mention, $45 off list, and the lowest price we could find. It features a discrimination sensor, 7.25" waterproof search coil, adjustable sensitivity, volume control, and headphone jack.