ttl ราคาพิเศษ

1D-1D Kübler Signal Conditioner, HTL, RS-422, TTL Input ttl USB to TTL RS485 Serial Converter Adapter a little USB module interface provides 16 TTL IO lines that can have up to millisecond accuracy Replaces parallel port interfaces

the three little pigs Godox TTL Speedlite for Nikon · Built-In X Wireless Radio System · Compatible with Nikon E-TTL E-TTL II · Guide Number: 197′ at ISO 100 and