●B: WP+SM Squarewave. ●B: WP Squarewave. ●A: WP+SM Sinewave. ●A: WP Sinewave. ●Speed set: 1-4.2V. ●Rated current: 12A. ●Maximum current: 25±1A. ●Mosfet: 9 mosfets.
eBay