Portable Cordless Soldering Iron with Rechargeable Battery The FNIRSI HS-03 is a compact, cordless soldering iron powered by a 18650 Li-ion battery, offering full mobility for on-the-go repairs and fieldwork without needing a power outlet.
Flexible Dual Usage Modes: Wired & Cordless This soldering iron supports both wired and cordless operation, allowing seamless switching between modes. Use it with the Type-C charging port or directly via power supply for uninterrupted performance.
Precise Temperature Control with Color Display Equipped with a 0.96” IPS HD color screen, the HS-03 delivers real-time temperature monitoring. It supports a wide range from 100–450°C  for accurate soldering across various materials.
High Efficiency with 10W Maximum Power With a maximum power output of 10W , the HS-03 heats quickly and maintains stable temperature control. Ideal for delicate electronics and small-scale repairs, it ensures precision and energy efficiency.
Multiple Compatible Soldering Tips Included Comes with three versatile tips: I-Tip , IS-Tip , and K-Tip , enabling precise work on tight spaces, curved surfaces, and various joint types.