The answer to 'what is electrical meter' is an instrument used to measure and record the amount of electrical energy consumed by a home or business. Electrical meters are typically installed by the utility company and are used to track electricity usage, which is then used to calculate the monthly electricity bill.
Electrical meters come in several different types, including analog meters with a spinning disc and digital meters with an LCD display. The meter measures the electrical current and voltage flowing through it, and then calculates the total amount of energy used over time. This information is then sent to the utility company so they can accurately bill the customer for their electricity usage.