The Rapoo B20SILENT 2.4G Wireless Mouse is an excellent choice for those in need of a reliable and affordable wireless mouse. With its 2.4G wireless transmission, this mouse offers a working range of up to 10 meters, providing freedom of movement and flexibility that is perfect for office or home use. The infrared sensor provides precision tracking, while the 1200 DPI resolution ensures high definition control for accurate performance. Featuring left, middle and right buttons, as well as a two-way scroll wheel, this mouse offers all the basic functions that any user would need. The B20’s power supply mode utilizes an alkaline battery – one AA battery is pre-installed – and offers up to 12 months of battery life, eliminating the need for frequent replacements. Measuring at 11360.537.7 mm, this mouse has a compact design that makes it easy to carry around. Its main selling point is undoubtedly its affordable price tag, making the Rapoo B20 SILENT 2.4G Wireless Mouse a great option for budget-conscious consumers who are seeking a reliable wireless mouse with good quality. Overall, Techland BD recommends this product for anyone looking for a basic, yet dependable wireless mouse for everyday use.