Among technophiles, nothing says love like an ultrathin mobile phone with a twin-screen color display and digital camera. Come Valentine’s Day, slip that special someone Motorola’s stylish 3.3-ounce anodized aluminum Moto Razr V3 — so small it fits beneath door frames. Quad-band GSM coverage assures objects of affection will call offering thanks, and possibly proposals, from almost anywhere in the world. $499. (866) 289-6686, www.motorola.com