Promi PR-06 2.4GHz Wireless Internet Surfing Browsing Stylus Pen - Black + Red (1 x AAA)
2.4GHz Internet browsing stylus pen; Transmission distance: 10m; Ergonomic design comfortable to use; Miniature wireless receiver; OS supported: Windows 7 / 8 / Vista / XP / 2000 Android Linux Mac OS; Compatible devices: notebook computers tablet PCs smart phones; Product size: 140 x 20 x 15mm; Key quantities: 4; Wireless carrier frequency: 2402MHz~2480MHz; Wireless working channels: 16 automatic frequency hopping; Rated working voltage: 5V; Rated working current: 15mA; Tracking system: Optical; Maximum acceleration: 14 inches / second