Mute Wireless Mouse Charging Large Capacity Battery Plug And Play Transmission Stable Fashion Beautiful Shallow Body Feel Comfortable Product parameters： Product Name: Wireless mouse Color:Black Model:WL-169 Photoelectric resolution: 1600dpi Interface: USB Number of keys: 5(keys) Wireless transmission frequency: 2 4GHZ Working mode: photoelectric Operating distance: 10(m) DPI gear: 800-1200-1600 Flank: ergonomic flank Roller direction: four-way roller battery capacity:500ma Product size:11.1x6.5x3.0cm/4.3x2.5x1.1 inch Package size:12.0x8.0x3.5cm/4.7x3.1x1.3 inch Gross weight:108g/0.23b Product description: Functional and excellentReceiver/Bluetooth mode free Switching, one button back to the desktop to Protection your privacy, metal scale roller full of black technology, silent button design, 3-stage DP Switching, low power consumption and Use longer and longer. 【Mute button for silent working】Mute button around silent office, rubber roller skating, let the mouse quiet endlessly, whether in a quiet office, or night study for you to create a quiet and comfortable environment. 【Regolabile DPI mode800-1200-1600 three-stage DPI free switching, smooth operation and fast can also be accurate positioning without frame loss. 【Human process design】The mouse is made of environmentally friendly plastic, with delicate collide and beautiful shape. It can fit the hand shape and effectively reduce hand fatigue. Dual mode switchingYou can SwitchingBluetooth mode and receiver mode at will by flicking the Bluetooth Switching key on the back of the mouse. Almost all devices and systems are supported without tuning. Package Included: 1xWireless Mouse 1xUSB charging line 1xBluetooth receiver 1xSpecification