Package: You will receive 5 pieces of universal door openers with carabiners, which can be hung on clothes, pants, bags, etc. for easy carrying, enough for your replacement needs. Our product can copy IC models: PT2260, PT2262, PT2264, PT1527, PT527, PT1587, PT1827, HS2260, HS2262, HS2264, HS2240, HS1527, HS527, HS1587, HS1827. , RT226 0, RT2262, RT2264, RT2240, RT1527, SC527, SC1587, SC1827, SC2260, SC2262, SC2264, SC2240, SC1527, SC527, SC1587, SC1827, EV2626262626262. EV226 4, EV2240, EV1527. To delete old codes: Long press buttons A and B until the LED indicator flashes, then you can release. Press any button to test. If the LED indicator flashes instead of continuing to flash, it means the codes have been deleted. To duplicate: Place the universal remote control to be opened and the old remote control next to each other. Press button A (do not move). Then press the corresponding button on the old remote control you want to copy. The LED indicators will flash about three times,