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also can drive a 5v relay directly
high stability USB power adapter with the input range from 100Vac to 240Vac
Structure: Hex
or a 4-wire 2-phase stepping motor
GCF/ CE/ RCM/ FAC
USB to DB9 Cable Adapter RS232 Com Port Serial Communication also can drive a 5vThe USB end eliminates difficult serial connection settings. 1. Brand new and good quality 2. USB specification 1. 1 and 2. 0 complaint 3. Supports RS232 serial interface 4. Sipport over 1Mbps data transfer rate 5. Supports remote wake up and power management, 6. Compatible with Windows 98 ME 2000 XP, can NOT work for Vista 7. Supports revision of USB 1. 1 and 2. 0 specification 8. For use with Computers without serial ports 9. Light and compact, easy
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