TB6560 Stepper Motor Driving Board Module - Deep Blue
On-board TB6560AHQ low power consumption; On-board 74HC123 chip supports auto half current; Can replace fuse holder 3A fuse; With two 0.2ohm cement resistors; On-board LM317 stabilizer chip; With three radio couplers to prevent interference and improve stability; With 10 wire terminals and 4-LED indicators.