Nigeria’s petrol three-wheelers are going electric—with batteries powered by diesel

Two years ago, Moses’ mechanic gave him advice that cost the mechanic his business. Moses was a regular, often bringing his commercial three-wheeler, popularly known as keke in Nigeria , to the workshop. Perhaps that frequency is what led the mechanic to suggest Moses rip the failing petrol engine out of his keke and let a startup called Swap replace it with an electric motor.