Compare the plug shapes, voltage and frequency in Nigeria and Mauritania, and find out which adapter you need before you travel.
Adapter required
Yes — coming from Nigeria, you will need a travel adapter for Mauritania. Nigeria uses Type G plugs, and Mauritania uses Type C/Type E, so the pin shapes will not fit any wall socket.
Nigeria (home)
Mauritania (destination)
Electrical specifications in Mauritania
Voltage
Frequency
More about plugs in Mauritania
In Mauritania, the standard power plug is Type C and Type E. The country runs on 230 volts at 50 Hz. That means wall sockets in Mauritania can be one of 2 different shapes — Type C, Type E, and your plug needs to physically match the socket to fit.
Full Mauritania plug guide