60-Volt Maximum, 7.5 Amp hour, 405-Watt hour Battery is compatible with all Toro 60-Volt Flex-Force tools On-board power meter with 4 LEDs so you always know how much power you have left Interchangeable battery allows you to save money on your next purchase of a bare tool Enjoy performance year round with more products in the Flex-Force battery line, expand your tools to make less work Battery manufacturer rating = 60-Volts maximum and 54 -Volt typical usage actual voltage varies with load