The FM05 is the latest in new technology from Prototek. The miniature size and water-resistant seal of this powerful transmitter make it possible to locate in places never before accessible.

Features:

• Frequency: 512 Hz. Compatible with all 512 Hz receivers
• Sizes: 5/8 inch X 1 1/2 inches
• Line size: Moves through lines 1 inch and up (1 1/2 inch P-traps)
• Range: 5 feet thru cast iron, 7 feet in nonmetallic
• Signal tone: Continuous
• Duration: 8 hours full strength
• Power: One #393 button cell battery