The CSL signal strength analyser incorporates an independently tested and approved 4G/3G/2G radio module that meets the requirements of European radio communication standards. This handheld device is intended to be used to identify the optimum location and analyse accurate and essential data, to ensure the best installation every time. It measures and displays radio signal strength and the information is fed back to the device, including the network provider, radio technology, signal quality and signal strength. This signal analyser is ideal to use for alarm signalling, 4G routers, deploying parking meters/smart meters, telehealth products and more.