Shenzhen Semetor Electronics.,Ltd is a professional manufacturer dedicating to designing,producing,marketing bluetooth speakers, humidifier,handheld mini fan, mist humidifer and mobile phone accessories.Innovation design our biggest advantage. Focused on innovative quality ...

Intelligent Controller: Swimming pool heat pump controller, water heater solar commercial(central) air conditioner combine system controller-A/C and hot water, residential A/C controller-frequency conversion household type split series, directly heating industry etc. Switching ...