Feature:1. WATERPROOF PROBE: The tube blockage detector is equipped with waterproof probes, suitable for plastic pipes, cement pipes, or metal pipes, and can cope with various environments.2. ABS PLASTIC SHELL: The water pipe blockage detector housing is made of excellent ABS material, which is impact resistant and scratch resistant, greatly extending its service life.3. WITH 7PCS PROBES: The pipeline obstacle scanner is equipped with 7 waterproof probes, which are easy to install and replace, making it easy to use anytime and anywhere.4. PIPE DETECTION: This detector kit can quickly locate any pipe blockage, and can detect 0‑15cm metal pipe and 0‑40cm non metallic pipe, making it efficient and convenient.5. OTHER FUNCTIONS: The receiver supports sensitivity adjustment and sound prompt, greatly improving detection efficiency. Both the receiver and transmitter have built in batteries.Specification:Item Type: Pipe Blockage DetectorModel: English NF-5120 with 7 ProbesEmitter: Pipe Line Length: Approx. 20 meter / 65.6ftApplication: PVC pipe, plastic pipe, steel pipe, copper pipe, cement pipe, iron pipe, metal pipePower Supply Method: 1 x Lithium Battery 600mAh (built in battery)Working Frequency: 300HzFull Charge Working Time: 10HWorking Temperature: 10-40℃Receiver: Sensitivity Adjustment: SupportDetection Distance: Non Metal Tube: Approx. 0-40cm / 0-15.7inMetal Tube: Approx. 0-15cm / 0-5.9inPower Supply Method: 1 x Polymer Lithium Battery 1400mAh (built in battery)Working Frequency: 300HzFull Charge Working Time: 5HOperating Temperature: 10-40℃Storage Temperature: -10-50℃Sound Prompt: Support.Package List:1 x Transmitter Host1 x Receiver1 x Charging Cable1 x Headset6 Packs Transmitter Probe Accessories1 x Use Manual1 x Storage Box1 x Storage Bag