Model Number: offline ups-Pro 2000-1 Brand Name: KSTAR Key Specifications/Special Features: Reliable and intelligent off-line UPSWide input voltage windowBoost and buck AVRCompatible with generatorsWith LED indication and audible alarm functionSurge protectionProtection for short-circuit and low voltageAutomatically self-detection for startupAutomatic battery charging in UPS-off modeDry contact communication with monitoring softwareCold start functionIntelligent battery management