Ultra mobile comfort with laser precision / 2.4Ghz wireless technology for high performance without interference / Runs on 1 AA Batteries # With a comfortable sculpted design, high-resolution Laser tracking and 2.4 GHz wireless technology, the Kensington Si750m provides the ultimate in mobility and precision on the road. Micro size and sculpted design ensure comfort and control # High-resolution laser tracking provides superior precision on almost any surface # Mini Receiver tucks easily inside the Mouse and automatically turns it off when stowed to preserve power # Green & red Battery indicator light and preventive power management provide up to 6 months of life on 1 AA battery
