About Droking

www.Droking.com, Amazon seller DROK, focus on DC Power Supply solutions.

We specialize in selling globally DC voltage regulator, converter, voltmeter,

ammeter and other related products to the highest price ratio.


Room 103-104, Building F, Guangyi Business Center,

Baiyun Avenue North, Baiyun District

Guangzhou Guangdong, 510420 China.

Email: service@droking.com