Sunkko 787A+ 220V Battery Spot Welder Pulse Welding Machine for 18650 Lithium-ion Battery Packs 0.05 - 0.2 mm
https://www.vogueparade.com/shopping/EN/1440/1/1005003636561551/sunkko-787a-220v-battery-spot-welder-pulse-welding-machine-for-18650-lithium-ion-battery-packs-005-02-mm//