eBay has the Cobra DSP 9200 Digital Laser & Bluetooth Radar Detector for $95 - $15 off with coupon CSAVE15OFFMARCH (Ends 3/20 at 8PM PT; requires Paypal) = $80 with free shipping. List price: $250. Features detects all radar, laser guns and cameras, reduces the uncertainty and frustration of false alerts with Digital Signal Processing (DSP) technology.
Amazon has the Tenker Q5 Mini LCD Projector (Black) for $82 - $22 off with coupon XZ7SWQPS = $60 with free shipping. List price: $140. Features 1,500 lumens, an 800x480 native resolution, 1080p support, multiple multimedia connections, with a 1.15 to 3m projection distance, and a remote control.
Has excellent Amazon Reviews.
eBay has the Cobra SPX 7800BT Maximum Performance Radar/Laser/Camera Detector for $79 with free shipping. Retail price: $150. Features ultra-low-noise, signal amplifiers that once were affordable only to military systems, low-microwave-loss circuitry utilizing gold-plated circuit boards, use of flip-chip Mixer/Multiplier diodes in packages that were once unattainable.