YI Technology via Amazon currently has its YI Home Wi-Fi Camera on sale for $28.49 shipped when you use coupon code VHX26ZB7 at checkout. If you need a few cameras, add three to your cart and use coupon BYFUF65V to buy 2 get 1 free. These cameras are normally $40 a piece, so getting 3 for $80 is a fantastic deal. The single-camera deal is also $1.50 below Amazon’s best-ever recorded price, too.