The ETSR4 is a universal, easy-to-use, reflectorless total station that offers longer range, higher accuracy and faster measurement speeds. With a reflectorless measurement range of up to 1000 metres and angular accuracy of up to 2″, the ETSR4 is designed to handle even the most complex surveying tasks with ease. EFIX total station features built-in Bluetooth technology for real-time communication and control with field survey software. Its USB flash drive interface for easy data transfer eliminates the difficulties of cumbersome data management. The high-resolution LCD screen and 28-key alphanumeric keypad, together with a variety of built-in measurement programs, provide a clear and intuitive user interface that is easy to understand and operate. The replaceable battery is designed for up to 8 hours continuous use, so operators can work all day without worrying about losing power in the field. From land surveying, cadastral and property mapping to road and utility surveying, the ETSR4 is the perfect solution for surveying and construction professionals.