Protects against spikes in mains power.
Detects increases in mains voltage (over voltage).
Red “SURGE” LED indicates surge protection active (Protected when lit).
Red “OFF” LED indicates power disconnected, when voltage exceeds 260V (Safe mode).
Yellow “WAIT” LED indicates power restored to normal levels, 1-2 minute precautionary wait time (Before reconnecting TV)
Green “ON” LED indicates voltage is within set parameters and your TV/audio equipment is receiving normal voltage (Normal working state)