A new and distinct cultivar of Hibiscus plant named \u2018Adonis Pearl\u2019, characterized by its upright, mounding and bushy plant habit; glossy dark green-colored leaves; uniform and freely flowering habit; large white-colored flowers with dark red-colored centers; and excellent flower longevity. The case electrode and coronary sinus electrode may be selected individually in an alternating fashion such that the defibrillation pathway alternates between two single pathways during a defibrillation regimen. A changeable model flight toy 100 characterized by a flight operation unit 120 which is incorporated within airplane bodies 110, 210 is disclosed. The packet detection controller examines the incoming receiver streams and suspends AGC process if a packet detect is generated, or suspends the packet detector if an AGC process is required. The memory can be erased by sectors, or alternatively a chip erase operation can be performed to erase all the cells in parallel.