Changes 220/240 Volt (Foreign Electricity) to 110/120 Volt (U.S. Electricity) 
Also can change 110/120 Volt (U.S. Electricity) to 220/240 Volt (Foreign Electricity) 
Features: 

Two (2) calibrated voltage meters: input and output voltage 
Lighted power switch 
Input voltage switch 
Heavy-duty circuit breakers rated to 415 volts 
Metal housing with oversized rubber platform feet 
Unit Working" indicator light 
Time Delay switch. Delay feature acts as a type of surge and spike protector by delaying the introduction of the current so it slowly enters the system. 
Delay Engaged" light 
Protection" light 
110 V. Output" light 
Heavy-duty carrying handles 
Input 80-140 and 120-240 volts 
Accuracy Output Regulation +/- 4% 
Universal Output Receptacle 
Hardwire Input and Output by qualified personnel required for ATVR-8000 and ATVR-10000 
Dimensions: 15" X 8.25" X 6" 
Weight: 12.75 pound 
Maximum Output Power: 9.10 amps @ 110 volts / 4.50 amps @ 220 volts 
Recommended Maximum Load: 800 watts (80% of capacity) 
Back panel