If you are not planning on straying far from your accommodation, walk on smooth surface or holiday resort then these scooters are a perfect option as they are designed for short distances with a typical range of 10 miles on a full battery and speed to 4mph. They normally fit in the boot with ease, if you plan to hire a car on holiday.
Hire the best one for your needs. The selected scooter needs to be reliable, can do the distance and the surface that you are going to use it for. The scooter should be tailored to your needs and your weight to be comfortable, just to help your holiday in Bulgaria go smoothly.