Customized Development of Hall Coulometer | Hall Current Voltmeter|Hall Current Sensor | Digital Current and Voltage Sensor and Industrial Control Instrument -Wallister Intelligent Electronic Equipment (Guangzhou) Co., Ltd.

Wooliis Electronic Devices Co., Ltd. is located in Guangzhou, was founded in 2010. Is a Holzer sensor in the field, set Holzer current sensor, ammeter, voltmeter development, pro..　　