... If you need a dependable, tamper-proof data collection system, WM-5000E2 system is the judicious choice.application areas: security rounds, ... , locations, and activities. With a simple touch, the WM-5000E2 reader reads touch memory buttons, which are memory chips housed ... mmWeight 140gOperating Temperature -45° to +85°CStorage Capacity 7200 touch memory button readsBattery 3.0 V Lithium battery, long ...