APC Back-UPS RS 650VA, 230V, without auto-shutdown software, ASEAN. APC Back-UPS RS, 390 Watts / 650 VA,Input 230V / Output 230V. Input voltage adjustable range for mains operation 155 - 290V. (1) IEC 320 C13 (Surge Protection); (3) IEC 320 C13 (Battery Backup); Typical Backup Time at Half Load 9.9 minutes (195 Watts) Typical Backup Time at Full Load 2.2 minutes (390 Watts