Provides user with efficient way to breadboard electronic circuits Three DC Power Supplies: One +5V DC @ 1A, One variable 0 to +15V (0 - 500mA), One variable 0 to -15V (0 - 500mA) Two LED display voltmeters show 0-15V positive and 0-15V negative outputs Solderless breadboard: 5 distribution and 3 terminal strips (2390 tie points) Features control knobs for voltage control, Banana Plugs for easy connection to power, and overcurrent protection Provides user with efficient way to breadboard electronic circuits. Includes three regulated power supplies along with easy-to-use breadboards. Features control knobs for voltage control, Banana Plugs for easy connection to power, and overcurrent protection. Two LED voltmeters show 0-15V positive and 0-15V negative outputs. Three DC Power Supplies: One +5V DC @ 1A One 0 to +15V (500mA) variable supply One 0 to -15V (500mA) variable supply Solderless breadboard: 5 distribution and 3 terminal strips (2390 tie points) 2 LED display voltmeters Flame-resistant ABS case with rubber feet 5.5 Foot flame-resistant IEC power cord Illuminated power switch Input Power: 100V AC to 240V AC Size: 8" x 10.5" x 3.50". Weight: 3.5 lbs.