Replace your existing soldering handle with a genuine FNIRSI replacement handle. This replacement handle is designed for FNIRSI soldering stations using the F245 or F210 handle system. Please select the correct handle version for your station. Available Accessories: F245 Handle / F210 Handle / Helping Hands Compatibility With: FNIRSI DWS-200 / FNIRSI DWS-P2 Please select the handle version that matches your soldering station configuration. ⚠️ F245 and F210 handles use different soldering tip systems. Please confirm your existing handle version before purchasing. 🎈 The interface and handle have been upgraded from 5-pin to 7-pin, improving stability, signal transmission capabilities, and enhancing compatibility with more applications. The upgraded handle interface is not compatible with the older model.