Compact size, lightweight and portable, easy to carry around with you.The housing is made of hard aluminum alloy material, wear resistance and can long service time.OLED display, you can see the delay time, , remaining electric , battery voltage, battery recharging current.-in 6*300A high MOS tube, with big redundancy and low fault rate.20 gears of delay time adjustment, easy to adjust from 0.5s to 2.5s.20 gears of adjustable, with memory function and 5minutes automatic off function.The welding spots are and beautiful, support welding 0.1-0.15mm nickle .The welding pen consists of 8AWG 300mm cable and 6mm copper penhead, low resistance, and with fine electrical conductivity.Specifications:Name: Spot-welding MachineType: 10600mAh batteryInternal resistance of battery: 0.5 milliohm (10600mAh battery)Spot-welding current: 600-800A(10600mAh battery)Item size: 148 x 82 x 27mm / 5.83 x 3.23 x 1.06inButton functionBoot:In the shutdown state, short press 0N/0FF (red button) to turn on and the spot welder functionShut :In the -on state, press and hold the 0N/0FF (red button) to turn off the machine, and the machine also has the automatic shutdown function of 5 minutes without operationAdjust the delay:In the -on state, press (red button) until the delay number is highlighted, and then press V+/V- (black button) to adjust the delay time. The range is 0.5 seconds-2.5 seconds. This time determines the contact of the soldering pen to be welded Automatic spot welding of metal starts to delay for a period of timeAdjust spot welding :In the -on state, press (red button) until the number is highlighted, and then press V+/V- (black button) to adjust the . The range is 1-20. The larger the number, the higher the spot welding . , please adjust appropriatelyColour:goldMaterial:ABSPackage Contents:1 * Spot-welding Machine1 * Pair of sopt-welding Pen1 * Type-C Cable10 * 100mm Only the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.