Shanghai Jiansheng Electronic Science and Technology Co., Ltd.

FREWIK

Power supplies; Power supplies for lights, sirens and public address systems; Power supply connectors and adaptors for use with portable electronic devices; Bark control devices for training dogs; Battery power supplies for medical ventilators; Electric bark control dog collars; Electrical voice intracommunications systems comprising control stations, interface modules, frames, controller cards, connectors, power supplies, panels and mountings for use in the production of live musical performances, theatre, and other live events; Electronic collars to train animals; Electronic power supplies for driving electric motors; High-frequency switching power supplies; Inverters for power supply; Pet collar accessories, namely, safety lights; Pet collar accessories, namely, signaling bells; Uninterruptible electrical power supplies; Voltage stabilizing power supply;The wording FREWIK has no meaning in a foreign language.;