General Purpose Bread Board with Power Supply Trainer

High level, high quality digital-analog trainer
Includes Two Digital Meters one for 20V Voltmeter and
other for 200mA Ammeter Combines all essential functions
of analog and digital experiment with removable breadboard,
Includes DC power supply function generator, two pulse switches,
8 ohm 0.25W speaker etc.
SPECIFICATIONS
Solder-less,breadboard
Interconnected with tie points Nickel plated contact,
AC voltages : 12-0-12V
Power Supply : Variable DC power supply 0-20V
Connection : Connecting socket and wire.
Digital voltmeter : 0-20V
Digital Ammeter : 0-500mA
Two Digital meters : DC 0 to 200uA -1no’s
0 to 200mA