12V AC-DC Switching Adapter 4 Canon CanoScan 8400F Photo Film and Document Scanner
Canon CanoScan 8400F Desktop USB Scanner Only - Used 0898 | eBay
Canon CanoScan 8400F Film Scanners user reviews : 3.1 out of 5 - 3 reviews - photographyreview.com
Blue Pet Aquarium Multifunction Waterproof Submersible Internal Filter, Clean Fish Waste, Water Circulation, Dissolved Oxygen Water Pump with Sponge (Blue PET-BL-8400F-POWER: 25W/ F.MAX: 1000L/H) : Amazon.in: Pet Supplies
Canon Knowledge Base - Power the scanner on using the power button or switch (8400F, 8600F, 9900F, 9950F)