The Weller SP25NAU brings the light! High-performance consumer soldering iron with the latest LED technology. Delivers light to the application while working. High-performance consumer soldering iron with the latest LED technology. Delivers light to the application while working. A triangular front housing captures the LEDs. Once the tip position is determined, the hand naturally gravitate to the triangular area providing a more stable and effective way to control the tip position. Weller high-performance consumer soldering irons deliver comfort and flexibility. A round, soft-grip, non-slip handle design helps relax the hand during extended use. The round handle easily provides a mechanism to roll and position the tip for application needs. Weller heat resistant LEDs and housing ensure long life.