Applicable models: laptop
Photoelectric resolution: 800/1200/1600 (dpi)
Number of keys: 4 (keys)
Interface: USB
Wireless transmission frequency: 2.4GHz
Operating distance: 10 (m)
Working method: photoelectric
Roller direction: Four-way roller
Features: Ultra-thin, mini, silent business office
Product size: 115 * 65 * 33MM