Amazon has the VicTsing Outdoor Travel 8 x 21 Zoom Mini Binoculars Telescope with Night Vision for $9.99 with free shipping for Prime Members or on $25+. Has good Amazon Reviews.
Amazon has the Aukey DR-02 1080p Dash Camera with 170° Wide-Angle Lens for $70 - $14 off with coupon 2V8IZIH2 at final checkout = $56 with free shipping. List Price: $100. Features full 1080p resolution with super-wide 170° viewing angle, includes dual-port USB car charger, USB mini-B power cable (4m/4.37yd), sticker mount, two 3M stickers, six cable clips, user manual, 24-month warranty card.
Has excellent Amazon Reviews.
Amazon has the TRENDnet Indoor/Outdoor TV-IP320PI Dome Style Digital WDR, PoE IP Camera for $70 with free shipping. Retail price: $195. Has good Amazon Reviews.
eBay has the Funlux 4-Ch 1TB NVR 4-Camera 720p Surveillance System (FS-1004-1TB) for $150 with free shipping. Features night vision clearly up to 65ft in the dark, weatherproof design, receive mobile notification when camera detects any movement, HDMI output.