USB Wireless Digital Electric Soldering Iron Kit Cordless Adjustable Temperature 300-450℃ Smart Welding Solder Tool

Note: For transportation safety, rosin flux is not included
How to use: 1. Insert the soldering iron tip to the bottom until you hear a sound indicating the completion of this step.
2. Long press to turn on automatically
3. Press once to switch temperature
The 3 temperature levels are a temperature range. They are not very accurate and have errors.
Voltage 5V, power 8W
This link has 3 different models, C200 and C200S.
C200: There is no digital display.
C200S: It has a digital display, an LED light on the head of the handle, and a switch button.