Sewer Camera 7" LCD Monitor Drain Pipe Inspection Camera with 512HZ Locator

2.512hz:Built in 512hz transmitter. Receiver Frequency: 512HZ. 512HZ Transmitter air-conditioning pipes and other pipes, Video Auto balance Auto Self Leveling 512HZ Transmitter Pipe Locator. The Drain Sewer Pipeline Industrial Endoscope System with HD 1000TVL high-definition waterproof IP68.

eBay