Special Art co.,ltd , aim at providing Reliable and high-quality elegant , fashion and ease-of-use bling bling Rhinestone and Crystallized products for all people who like them,especially for the young friends and kids with its youthful design.We have always insisted on handmade, only in this way can maintain its best quality and beautiful soul. This Luxury Bling Rhinestone 2.4G cordless mouse is compatible widely with Notebook, Computer, PC Laptop,Macbook,Chrome book and more, it's system -agnostic and great for home , office , classroom etc . So whatever you use , we are confident that this wireless mouse will meet your need, and will make you be unique and remarkable with its elegant and bedazzled appearance. How to use it? Step 1: Open the battery case, tear the battery plastic wrap of the battery and insert it into the case. Note: Please pay attention the positive and negative position. Step 2: Remove the receiver and cover the battery case. Step 3: Insert the receiver into USB port of your device, wait 1~3 seconds, it installs automatically. You can enjoy the wireless freedom rapidly. Data parameter: Data transmission: 1 Mbps Frequency: 2405MHz-2476MH Button: 3 Engine: No light Distance: 15m Voltage: 1.5V Current: 11mA Key life: 3 million above Size: 4.3x2.3x0.8 inches Weight: 2.36 ounces What’s in the package? -1* Wireless mouse -1* USB receiver