Konstar Electric Industrial Co., Ltd. have more than 10 years experience in manufacturing voltage protector, battery tester, photocell, AVR, doorbell, oxygen-sensor, UPS, gas regulator. We can do OEM, ODM for you. For our strict management system, competitive price and good service, our products have been exported to over 20 countries and areas, and have enjoyed high reputation.

sensors, voltage protectors, battery testers, photocells, AVRs, doorbells.