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By certification 
Introduction:
Nanjing AIYI Technologies Co., Ltd. is an ISO certified high-tech company that combines the R&D, production and sales.
Features:
-Detecting the concentration of single toxic gas such as oxygen and other toxic gas；
-Effective alarm with two alarm levels in three alarm methods (sound, light and vibration)；
-ULTRA-STRONG battery, Continuous work at least 20 days after a full recharge.
Specifications:
Sensor: Brand CITY (made in UK), long lifespan 2 years
Sampling Method: Diffusion sampling standard / sampling pump optional
Alarm Method: sound (95dB @30cm), light (2 LEDs), vibration
Display: Digital LCD display with auto backlight
Advantage:
-Best service from our specialized gas detector sales teams with prompt professional reply.
-OEM and ODM are welcome based on bulk order.
-The AIYI Technologies gas detector has obtained a number of utility model patents and won the title of high-tech products and the title of new products of emerging industries in Nanjing.
-AIYI Technologies get the National High-Tech enterprise certificate issued by the Torch Center of the Ministry of Science and Technology.
Application:
-Diffusing type gas detector is directly applied for detecting gas concentration, which is often used in workshop routing inspection for side leakage.
Service:
-OEM is available on big order. We can help you to design and put into the product.
-Strong management of distributors to keep your marketing strategy well.
-Overseas commission and installation guide support is available
FAQ:
Q: Do you charge for the samples?
A: Yes, We just charge a special low cost for sample needs.
Q: Can you produce according to customers' design?
A: Sure, we are professional manufacturer, OEM is welcome based on bulk orders only.
Q: Are you the factory or trading company?
A: We are factory and we can trade also.
Q: How you ship the products?
A: Small order: DHL/FEDEX/UPS/TNT/EMS, Bulk order: and we can advise the suitable shipping way base on the customer's order!
http://www.aiyitec.com/
