Door Stop Alarm BY HIPHEN SOLUTIONS This security device fits under any door like an ordinary doorstop, yet it lets out an extraordinary alarm sound. The rubber bottom won't slide on smooth surfaces, so it can be used on floors or carpeting. This brings added safety for hotel travel, school dorms, seniors, or anyone living alone. The Door Stop Alarm is easil...
The Olympus CX23 microscope is designed to be used to observe magnified images of specimens in various routine work and research applications, including the observation of living cells or of specimen taken from tissues to gain physiological or morphological information at hospitals or laboratories1. The CX23 microscope has a user-oriented design with an inwa...
