IP68 Waterproof and dustproof Have quality inspection report Many Colors Optical Undergroud Marker Ball

PRODUCT DESCRIPTION
Underground Electronic Marker have two models(ID or Non ID). It consists of a sealed shell containing a passive antenna - a low-frequency resonance circuit tuned to a certain frequency. The ID version integrates an ID chip. Depending on the resonant frequency and the color, the ball used to mark a wide range of underground facilities, such as telecommunication lines, power supply networks, cable television networks, water supply pipelines, wastewater networks, oil and gas pipelines, and so on.
APPLICATIONS
The ball can be installed at a certain interval, or at the turning of changing trend and at some event points, such as connection points, valves, well covers, T-shaped branches, etc. According to the project importance and project budget, the instralling density can vary from several meters to tens of meters, usually 10-20 meters.· Pipeline path· Nonmetallic pipe· Various valves· Metering meter· Various crossing points· Tee · Depth change· Pressure reducing device· Cathodic protection· Pressure control point· Embedded reserved port· Various elbows· Pipe diameter change· Water well · Cover· Maintenance point

1. Can I get samples before mass production?
Yes, but we do not provide free samples to test the quality. You have to pay the shipping cost.
2. How do we guarantee the quality?
Pre-production samples must be available before mass production; Final inspection must be done before shipment;
3. what products can you buy from us?
Patch cords, pigtails, PLCs, quick connectors, network cabinets, splice boxes, splitter boxes, adapters, and all products of FTTH/FTTx series, as well as fiber optic switches, industrial switches, MPO/MTP distribution frames, and fiber optic cable related products.
4.Why buy from us instead of other suppliers?
Because we are a trading company with management certificate certification, global export experience and 20 years of competitive experience in OEM and ODM industry.
5. Can you accept OEM/ODM orders?
Yes, please send us an inquiry so that we can discuss it in detail.6. What services can we provide?
Accepted delivery terms: FOB, CIF, FOB, Futures;
Accepted payment currencies: USD, EUR, RMB USD, EUR, RMB;
Accepted payment methods: T/T, L/C, PayPal, Western Union, Cash; Languages English, Chinese, Russian, Japanese, Spanish.