... ultrasonic transceiver sensors, servo circuit, temperature compensation sensor and compensation circuit unit, monitor, control and serial ... -powered, intermittent approximately 6 hours of standby time Sensor operating parameters:Application of media: fresh water, sea water ... × 12.5 × 21CmInstallation: hand-held portable instrument; sensor 1 inch screw mounting.Dedicated charger: Input Voltage: 110 ...