Guangzhou QueensWing is a supplier of power inverter, solar charge controller, solar panel and apparel to dealers and distributors worldwide serving the healthcare, electronic system, safety, industrial and military affairs. QueensWing offers solar products including£º Power inverter (Car power inverter, UPS+charger inverter, pure sine wave inverter) Solar charge controller ( PWM, MPPT) Solar panel (Poly, Mono) Battery (VRLA type, GEL type)