Model: V12 Function: Business office mouse Product line length: 140cm/170cm Number of buttons: 3D Features: There are two versions of buttons: audible and silent, with extended cables. Bare metal dimensions: 118 * 64 * 36mm Material: ABS DPI: Fixed 1000 Light effect: No light Line length: 150cm for the audio version; Silent version 180cm Model: V13 Function: Office and business mouse Product line length: 130cm Number of buttons: 3D Type: USB wired mouse Material: ABS DPI: Fixed 1000 Light effect: No light Color: Black NCE PACKING BEAUTY IS NOT LIKE STRENGTH Stylish, simple and atmospheric packaging design,Beauty is not like strength BUSINESS S LEN WRED MOUSE OFFICE GAME GOOD COMPANION PROFESSIONAL FRETTING Professional button micro switch Zero delay wear resistance Rebound, crisp, crisp GRILLE ROLLER NON-SLIP DURABLE HIGH EFFICIENCY Comforable non-slip rubber desigr whether in the game or browsing the web All worh relying on, never go wrong COMFORTABLE GRIP ERGONOMIC DESIGN Ergonomic design, fit the palm of your hand, easy to use 1000DPI OPTICAL ENGINE CONTROL STABILITY V12 Uses 1000DPl optical tracing engine More stable control, no frame drop frame PENEIRATING THREE-DIMENSIONAD Suitable for all kinds of materials POOR OUALITY MOUSE AFFECTS WORK FFICIENCY _x000D_