Send the following on WhatsApp
Continue to ChatDIY PCB Board 4 Wire 1000W USB Tester Electronic Load Lithium 18650 Battery Capacity Monitor Discharge DC Power Supply Meter https://www.i-diskhouse.shop/product/diy-pcb-board-4-wire-1000w-usb-tester-electronic-load-lithium-18650-battery-capacity-monitor-discharge-dc-power-supply-meter/