The device is programmed via a "SET" button to access various parameters (A1–A14). For example: : Power-on delay time. : Over-voltage protection value. : Under-voltage protection value. : Over-current protection value. Factory Reset
Tell me which you want to change (e.g., recovery delay or current limit). tomzn tovpd1-60-ec manual
– If you bought it from Amazon, AliExpress, or eBay, the seller often uploads PDF manuals in the product listing or “Product Information” section. The device is programmed via a "SET" button