The leica geosystems digitex100 signal generator expands the effectiveness of your utility detector by increasing distances and improved utility detection in areas with high signal interference ip67 rated with lid closed specification input power 4 x d alkaline iec lr20 supplied battery life typical use 20c 30 hours intermittent use modes 8 khz 8192 khz 33 khz 32768 khz max induction up to 1 watt direct connection 300 ohms up to 1 watt when connected to a buried utility working temperature 20