Feature:1. Dual Functionality: The innovative welding machine circuit board seamlessly integrates the functionalities of a spot welder and a voltage meter, offering users unparalleled versatility and convenience in a single device. This dual functionality eliminates the need for separate equipment, streamlining workflow and saving workspace.2. High Accurate Voltage Measurement: With a built in 12 bit high accuracy ADC, the spot welding machine PCB circuit board offers voltage measurement accuracy of up to 0.01, ensuring precise readings for optimal performance.3. Auto Voltage Display: The spot welder machine time control board automatically displays the voltage when connected to a power source, allowing users to easily monitor the voltage status during operating.4. 99 Accurate Welding Level Adjustments: Featuring 99 accurate welding level adjustments, the spot welding machine control board enables users to achieve accurate and consistent spot welding results. The dual sided output design facilitates convenient spot welding operatings.5. Good Compatibility: The spot welder control board is equipped with clear markings to prevent incorrect connections and is suitable for securely welding various cylindrical lithium batteries such as 26650, 32650, as well as NIMH batteries and CdNi batteries, ensuring reliable and robust welding performance across different battery types.Specification:Item Type: Spot Welder Control BoardMaterial: Brass, Rubber, ABSGear: 99 LevelsOperating Voltage: 6.5-16VPeak: 3600A MaximumWelding Thickness: Approx. 0.1-0.3mm / 0.004-0.1inStandby Power Consumption: 0.5maAdvantages: Portable, Stable and Reliable, RuggedWelding Ni Plate Thickness: Approx. 0.1-0.3mm / 0.004-0.1inDisplay Language: Switchable between Chinese and EnglishCompatible with 26650, 32650 and other cylindrical lithium batteries, NI-MH batteries, Cd-Ni batteries, etc. .Package List:1 x Mainboard2 x Soldering Pens1 x Input Cable1 Pack x Ni Sheet3 x Screws3 x Nuts1 x Manual