Here's why you need an adapter
The outlets and plugs used in Guyana are A, B, D & G. Take a look at the pictures below to see what each plug and socket type looks like.
Voltage and frequency Afghanistan vs Guyana
All outlets in Afghanistan provide a standard voltage of 220V with a frequency of 50Hz.Voltage: 220V Frequency: 50Hz
All outlets in Guyana provide a standard voltage of 240V with a frequency of 60Hz.Voltage: 240V Frequency: 60Hz