Features: brand new and high quality 3 Adjustable Dpi Levels: One Click to Switch the DPI Levels to meet the different needs. 7-colors Breathing LED Backlit Lights: After the mouse is connected to the computer, then the colorful lights change automatically and it cannot be turned off. Easy to connect, plug and play: no need drive, multi system compatibility (laptop, pc, tablet), convenient and efficient. Ergonnoic Design: Perfect ergonomic design, fit the plam and more comfortable. for Rhinestone stone decorated grain after grain,so unique, which can massage the fingertips. Silent Design: Mute button design does not interfere with others work, study or breaks. The for Rhinestone wired mouse is great gift choice for birthday, valentines' day, everyday gift and giveaway, etc. Specifications: Material: Plastic + for Rhinestone Number of Keys: 4 Keys DPI: 800-1200-1600DPI Working Voltage: for DC 5V Working Current: 10mA Roller Life: 1 Million Times Switching Life: 500 Million Times USB Cable Length: approx. 150cm/ 59.06in Size: approx. 120x65x38mm/ 4.72x2.56x1.50in Package Includes: 1x Wired Mouse note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.