Application scenarios: drones, electric vehicles, electric motorcycles, RC, energy storage, controllers, lithium batteries, etc. Precautions: Long welding time lead to: poor contact of resistors, unstable resistance, skewed or punched out hardware Welding method: Use a 150w 600-degree soldering iron and tin for 8-10 seconds introduction (brief): QS plug is a self-developed high-current anti-spark . The product focuses on high-current and anti-spark manufacturing technology to create requirements that are more suitable for high-power equipment. It is a for protecting high-current products! Product selling points: small size, large current, anti-spark, easy connection Rated current: 180A Insulation material: PA66 Instantaneous current: 240A Hardware material: brass gold-plated Rated voltage: DC 500V Working temperature: -20℃-120℃ Communication interface: 4 PIN Flame retardant grade: UL94-VO Weight: 106G Recommended wire size: 4AWG-1OAWG Colour:Black Material:Copper +abs Package Contents: 1 * QS10 male plug 1 * QS10 female plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.