3 কেভিএ অনলাইন আপগুলি

Offline UPS 500va 300w Plastic Shell 230Vac 50Hz Modified Sine Wave Universal Sockets Self-test When it turns on, system check inverter and battery, give an accurate, reliable judgment, to enhance the security of the load. More convenient management functions Simple panel and easy to operate Turn on by DC/battery, anytime and anywhere to facilitate your use. High quality batteries provide longer back-up time. User-friendly design The ultra-quiet design gives you a quiet