Joy Winner Enterprise Co., Ltd.

Household Model: JWP-307 Effective Coverage: 100 sq. m Business Model: JWP-309 Effective Coverage: 165 sq. m Factory Model: JWP-313 Effective Cov

A humane and safe way to repel unfriendly dogs away simply by ultrasounds. It is a useful self-defense device. Features: 1. The "JWD-101"

JW-LD-44 Personal Alarm Features: *With compact, tough plastic case, slim size, suitable for people who come home late or night workers. Best protec

Joy Winner, established in 1984, is a professional manufacturer specialized in producing and designing various high quality ultrasonic pest repelling

Model NO.: JWP-316 Frequency range: 10-65 KHz Adjustable Sound Pressure: 117 dB Consumption: 6 Watts Coverage: 5, 400 Sq. Ft. (500 Sq.m )

Frequency range:10-65kHz Sound pressure:115 dB Consumption:4 watts Coverage:3, 500 Sq.Ft Certification: CE, UL, CSA, TUV, T-MARK, EPA EST, NO.:0