Yunnyp 2.4G Wireless Silent Mouse Business Office,Wireless Mouse Silent Optical Mouse 800/1200/1600DPI 4 Buttons for Laptop PC Computer

Features: 2.4GHz digital wireless transmission,operation distance is up to 10 meters Mini smart receiver, auto connection, no need to pair With storage slot at bottom for USB receiver 800-1200-1600(dpi) speed adjustable Ergonomic design and low noise, more comfortable, better usage Smart power saving; Automatically wake/sleep mode Widely compatible most USB-enabled laptop, computer, etc. Specification: Operation Method: Opto-electronic Transmission Frequency: 2.4GHz Transmission Distance: 10m Number of Keys: 4 Power Supply: 1pc AA battery (NOT INCLUDED) Product Size: 115x65x33mm Color: Red, Blue, Black, Grey (Optional) Note: Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. Thank you for your understanding, nice day! Package Including 1 x Wireless Mouse 1 x USB Receiver