BIFRC DH20 Pro Plus 3.7V Portable Pulse Spot Welder Max 650A Type-C/ USB Quick 18650 Batteries RC Models
Specifications:Name: Spot welding machineModel:DH20/DH20 PRO(Can upgrade firmware)Material: metalType: with upper material, without upper material (optional)Cell: 2 * high rate cell (included)Output voltage: 4.2 V maxOutput current: 639A maxItem size:With upper: 100 * 84 * 28mm / * 3.31 * 1.10 inWithout upper: 100 * 84 * 20mm / 3.94 * 3.31 * 0.79 inPackage size: 200 * 100 * 50mm / 7.87 * 3.94 * 1.97 inPackage weight:With upper: 500g / 1.10lbsWithout shell: 300g / 10.58oz Packing Included:1 * Spot welding machine