HP Waterdrop Wireless Mouse Product Specifications: Product dimensions 102*58.3*34mm; product weight approximately 55.9g (excluding battery); connection method 2.4GHz wireless transmission; polling rate 250Hz; rated voltage 1.5V; rated current 10mA; number of buttons 4; resolution 800/1200 (default)/1600DPI; system support Windows series/macOS, etc. Features: silent micro-motion design, low-noise buttons; three adjustable DPI levels; 2.4GHz wireless connection; magnetic top cover; built-in receiver; Teflon feet; smart power-saving mode.