3M EM 550GPL, EM 550GPS owner manual Contents, Overview

GB-2		Contents
2 –	3	Over view	7 – 11	Instructions
4 –	5	Specifications	12	Troubleshooting
	6	Safety Information	13 – 14	Regulatory/Warranty Information

Overview

Thank you for purchasing the 3M™ Ergonomic Mouse EM550. This wireless optical mouse is clinically proven to alleviate pain and discomfort in the hand, wrist or arm associated with the use of traditional mice.* Its patented, vertical grip design keeps your hand and wrist at a neutral angle.

Poor Wrist Posture Good Neutral Wrist Posture

*1. Aaràs, Arne and Ro, Ola. “Workload When Using a Mouse as an Input Device.” International Journal of Human-Computer Interaction, 9(2), (1997): 105-118.

2.Aaràs, Arne and Ro, Ola and Thoresen, Magne. “Can a more Neutral Position of the Forearm When Operating a Computer Mouse reduce the Pain Level for VDU Operators?” International Journal of Human-Computer Interaction, August 1999.

3.Dainoff, Marvin J., Ph.D., CPE. “A Fitts’ Law Comparison Between Two Different Mouse Designs”. Presented at the 8th International Conference on Human-Computer Interaction, August 22-27, 1999, Munich, Germany.