Regolatore bici elettrica 15A 17A 22A 25A 30A 35A 50A regolatore onda sinusoidale quadrata
◆Wave: Square wave/Sine wave. Even its KT system. Waterproof cnnector is special that I can///'t promise it will 100% compatible and work. Because of line sequance. Usually 90% of them will work well.