Model Number: A3D. Brand Name: Solary Key Specifications/Special Features: Spot welderFunctions: washer welding, carbon rod heating, partial heating and tempering for car bodyMicroprocessor controlled, the multi-function control panel set the spot welding parameters automatically, and also allow to adjust the parameters manuallyWhen work on car top and narrow interior space, the main unit can be separated from the trolleyThanks for high precision MCU controlled, no burn on welding pointWith automatic detection welding3-memory button to store customized settings3-flexible earth connectionsInner fan for heat dissipationCopper transformerThermal protectionCompact, portable