use only original or certified cables for fast charging (PD/QC 3.0); do not exceed the total 40W when multiple devices are connected; ensure ventilation and do not cover the charger during use; avoid use in wet, dusty or high-heat environments; do not touch or connect cables with wet hands; do not disassemble or modify the product; stop use if damage, melting or unusual smells/noises occur; store in a cool, dry place away from direct sunlight; follow local regulations for electronic waste disposal. Telephone