14MM: This portable shredder has 1 click control and a shredding capacity of 4mm, making it easy to operate and capable of continuously and simultaneously shredding paper. 2ABS SHELL AND CARBON STEEL BLADE: Made of ABS material, with a smoothly surface and a delicate touch. The carbon steel blade is hard and incisive, and can quickly and neatly complete the work. 3PORTABLE: This paper shredder has a compact design, small size, space saving, and is easy to place in both home and office environments. 4APPLICABLE SCENARIOS: USB shredder is designed for paper, bills, PP plastic, etc., and is durable and environmentally friendly. This mini shredder is the perfect choice to defend your information and private. 5SUPPORT PAPER FORMAT: A4 and A6 paper must be folded in half for shredding, check the details for better use experience!