High-power adjustable voltage portable mini wireless welding rechargeable digital display soldering iron with B, C, K-type replaceable heating coHigh-power adjustable voltage portable mini wireless welding rechargeable digital display soldering iron with B, C, K-type replaceable heating core soldering iron tip    Features:    * Small size, powerful function.    * Built-in rechargeable 2600mAh high-capacity 18650 battery, longer service life.    * High temperature resistance, high insulation, aluminum alloy shell    * Using high-grade special materials, high temperature resistance, strong antistatic properties.    * LED screen digital display, display voltage, temperature, startup default: 3.80V(About 380-420& 8451;), let you rest assured.    * 3.20-4.50V 8 modes fast switching.         Specification:    Name: Wireless digital soldering iron    Power: about 17-25W    Temperature range: 320~480& 8451;    Power supply: DC5V2A    Charging voltage: USB-5V    Battery: 2600mAh    Charging time: about 2.5 hours    Battery life: about 50 minutes    Tin melting time: about 8-12 seconds    Soldering iron tip resistance: 1.3-3Ω    Output voltage: 3.2-4.5V adjustable    Automatic shutdown: in standby mode, it will automatically shut down if there is no operation for 1 minute    Size: 190* 23mm (maximum diameter)         Packing included:    1 * Wireless digital soldering iron    1 * USB Type-C Charging Cable (5V3A)    1 * Soldering Iron Protector    1 * 18650 battery (2600mAh)    3 * Replaceable heating core tip (B,C,K-type)    1 * solder wire    1 * Soldering Iron Stand         Note:    1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings.    2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.re soldering iron tip         Features:    * Small size, powerful function.    * Built-in rechargeable 2600mAh high-capacity 18650 battery, longer service life.    * High temperature resistance, high insulation, aluminum alloy shell    * Using high-grade special materials, high temperature resistance, strong antistatic properties.    * LED screen digital display, display voltage, temperature, startup default: 3.80V(About 380-420& 8451;), let you rest assured.    * 3.20-4.50V 8 modes fast switching.