This is a MB102 Breadboard Power Supply Module 3.3V/5V which provides a dual 5 V and 3.3 V power rails and has a multi-purpose female USB socket.
This Power Supply Module securely fits in a standard 400 or 800 tie points breadboard and it also features reverse polarity protection, the module can take 6.5V to 12V input and can produce 3.3V and +5V.
The module can also output 5V on USB connector or input through the USB connector. It’s a must-have product for experimenters those have to test/prototype electronic circuits on the breadboard.
Features :
- Breadboard power supply module, compatible with 5V, 3.3V.
- Apply to MB102 breadboard
- Fluctuation two road independent control can switch over to 0 V, 3.3 V, 5 V
- On-board two groups of 3.3V, 5V DC output plug pin, convenient external lead use.
- Power Supply comes with On/Off Switch
- Green LED power indication
- Built-in protection against short-circuit through power limiting circuitry
Specification:
- Input Voltage (V): 6.5 to 12 or USB Power
- Output Voltage(V): 3.3/5
- Maximum Output Current(mA): <700
- Length (mm): 51
- Width (mm): 32
- Height (mm): 19
- Weight (gm): 8
Package Includes :
- 1 x MB102 Breadboard Power Supply Module 3.3V/5V

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kevinmistry9904 (verified owner) –
works perfectly