4V Cordless soldering iron

● Voltage:4V

● Built-in Li-ion Battery: 2500mah

● Preheating time: 60S

● Working time: about 45mins(±5%) 

● Max temperature: 450℃ 

● USB Input Charging Port : Type-C

● Max charging voltage/current: 5V/1.0A

● Charging time: 3 hours 

● With LED working light

● With Battery capacity indicator