The best portable mouse should be not only small  but also functional, and this Mouse features both. It doesn't have any particularly exciting features, except it is cheaper by comparison. Its solid tracking and exquisite design makes it perfect for use on the go. Look no further, buy one with confidence!<br />Name: B&N Bluetooth Mouse<br />Model: M3S<br />Color: Black<br />Material: PC + ABS<br />Size: about 113 x 57 x 23 mm<br />Device parameters: <br />Bluetooth version: V2.0<br />Wireless frequency: 2402-2480MHZ<br />Power supply: 2 x 1.5V AAA battery (Not included) <br />Working voltage: 3.0V<br />Working current: 12-15mA<br />Resolution: 400-1600 CPI<br />Keys: ON/OFF key, bluetooth switch, left key, right key, roller key, DPI key<br />Supportive OS: win2000, XP, vista, linux, MAC OS X, etc. <br />Applicable models: PC, notebook and Tablet supportive of bluetooth function (As to the device without bluetooth function, please prepare a bluetooth adapter with USB2.0 port by yourself, for it is not included in the package. <br />Operating steps: <br />1. Open battery cover, put 2 AAA batteries into the battery slot and then cover it.  Press down the bluetooth switch at the bottom, the blue light will flash. Then enter into the pairing and connecting mode. <br />2. Turn on the bluetooth switch and search for pairing and connection, then you can use the mouse after successful connection. <br />3. As to the device without bluetooth function, please prepare a bluetooth adapter by yourself. Connect the adapter to the USB port of PC, and wait for several seconds, bluetooth icon will appear on the lower right corner of the PC. Click the right of the mouse and approve to add new device, the dialog will pop up. Click to search, new device name or LOGO will appear. Click to connect and add, then you can begin to enjoy the bluetooth function. <br />Note: Make sure that your computer and notebook has downloaded the Bluetooth driver, if without Bluetooth driver, <br />please download the computer and notebook brand website corresponding Bluetooth driver.<br />1. For IOS system, this product can only be used after jailbreak.<br />2. Turn on the mouse, if it only flashes once, it is just power-on indication. It starts Bluetooth pairing after you press the black button at the bottom and the blue light at the bottom flashes.<br />1 x Bluetooth mouse<br />1 x English user manual<br />In original package (In blister carton)<br /><img src="http://img6.eachbuyer.com/x19/p4/bp839_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_6.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_7.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_8.jpg" />                                                        <img src="http://img6.eachbuyer.com/x19/p4/bp839_9.jpg" />