Lenovo 150 Wireless Mouse 1000 DPI Resolution Huaxi Sensor 3 Buttons 2.4G Wireless USB-A - Black: Lenovo 150 Wireless Mouse Entry level full zise wireless mouse extended from COA to fill the gap of RoW input portfolio with excellent cost-performance product, target makret RoW emerging countries. Key Features Weight: 85g ± 10g (w/o battery) Connectivity: 2.4G