POWER SOURCE; TYPE: DUAL 3-DIGIT LCD DISPLAY; OUTPUT VOLTAGE, DC(V): 0-60 V; POWER OUTPUT, DC (0-3 AMPS); DESIGNATED USE: ELECTROLYTIC BATTERY; ADDITIONAL FEATURES: ACCURACY +- 1% OF FULL SCALE + 2 DIGITS, NOMINAL LINEAR POWER SUPPLY: 120V OR 220 LINE REGULATION (+ – 5% VARIATION): 5 MA, LOAD REGULATION (10%-90% NOMINAL VOLTAGE): 5MA, RIPPLE CURRENT (RMS): 10 MA, OUTPUT CURRENT RANGE: 0-3A (MAX. 3.1-3.5A), OUTPUT FIXED VOLTAGE: 5V 0.5A (CONTINUOUS); 1 A (MAX) AND 12V 0.5A (CONTINUOUS); 1A (MAX), OPERATING TEMPERATURE 0-40°C, VOLTAGE: 120 220VAC 50 60 HZ (AUTO CHANGE), OUTPUT SOCKETS 4 SETS, INCLUDES 2 PAIRS OUTPUT CABLES: SUGGESTED BRANDS: EXTECH 382213, ISO-TECH IPS 1603-D AND JUNYI