Welcome to our store! 1. This solder flux leaves only a small amount of residue and is easy to clean. 2. It has good insulation properties and can prevent short circuits and wire breaks due to wire aging. 3. Can protect PCB and BGA traces from corrosion and moisture. 4. Expose it under UV light or sun for a few minutes after pasting it on the circuit board; it will become solid, very easy to use. 5. Useful tool for repairing your computer or mobile phone PCB, etc. Features: This solder flux leaves only a small amount of residue and is easy to clean. It has good insulation properties and can prevent short circuits and wire breaks due to wire aging. Can protect PCB and BGA traces from corrosion and moisture. Expose it under UV light or sun for a few minutes after pasting it on the circuit board; it will become solid, very easy to use. Useful tool for repairing your computer or mobile phone PCB, etc. Specification: Material: Plastic Flux Type: RMA-223-UV Capacity: 100g Weight: Approx. 136g Package List: 1 x Solder Flux Paste Note: This solder flux is sensitive to UV; please store it in the shade. Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.