16v 4.5a power charger for Lenovo laptop adapter

16v 4.5a power charger for Lenovo laptop adapter

reference standards:
● Basic testing procedures GB2423.1-89 electric and electronic products, standard Ad.
● Basic testing procedures GB2423.2-89 electric and electronic products, test Bd.
● Basic testing procedures GB2423.9-89 electric and electronic products, test Cb.
● Basic testing procedures GB2423.10-95 electric and electronic products, standard FC.
● GB / T13722.-92 mobile communication power requirements and test methods.
● ST2811.2-87 Universal DC Power Supply test method.
● Security GB4943.-1995 IT equipment (including electrical business equipment).
● ETS300019-1-1 storage.
● ETS300019-1-2 transport.
● GB3873-83 communication equipment product packaging technology.
● communication power supply equipment into the network quality certification test experiments with high-frequency switching rules.
● YD / T731-94 communication with high-frequency switching rectifier.

Specifications:

With 9 years experience in the filed, Shenzhen WAWEIS Technology Co.,Ltd is one of the best power supply device

manufacturer in China. Our world-class production plant passedISO9001:2008 & ISO14001:2004 certifications and is equipped

with the state-of-art technology and machines. The main products we make are power adapters , which can be used in laptop,

LCD display, LED lights,CCTV camera(12v series),Speaker(24v series), Balance car(42v series). All our products comply with

European environmental standard as well as CCC,RoHS ,CE , FCC.

At the same time, WAWEIS consumer electronic devices have got a widerange of safety approvals to meet specific

internationalstandards & requirements. We have dedicated teams of R&D(3 members), engineers (5 members)and quality

control experts(2 members) focusing on products` quality guarantee. Our strict quality  assurance program ensures all our

products to meet IEC Standards. In addition, the strong production capacities allow fast lead-time and guarantee fresh &

premium products at competitive prices.  Headquartered  in Shenzhen, we are committed to providing immediate product

support and excellent customer services.As a professional power adapter manufacturer, we accept our clients' OEM and ODM

requirments. Free samples are available in our company, and what the most important is that we waill take the responsiblity to

replace new products for our clients if deffective products appear in one year. After many years making power adapter  and

relatively products, we get a high reputation in this field, 80% of our orders come from our long-term cooperation partners.

And we insist that quality is the point.