Frequency Conversion Evaporator 12V 24V Control Panel and Remote Control for A/C Parking Electric Air Conditioning Points for attention 1. The power-on default is the off state, the cooling mode is the default when the power is turned on for the first time, the indoor unit speed defaults to medium speed, the default is 21V for undervoltage, and the default for overvoltage is 32V. If the power is not cut off, the mode and air speed of the indoor unit after restarting will default to the state of the last shutdown; 2. In cooling mode, only when the detected temperature is higher than the set temperature, the outdoor fan and compressor will start to work in sequence; 3. During under-voltage and over-pressure protection, both the indoor and outdoor units and the compressor will stop working. After troubleshooting, you need to shut down and restart to restoreback to normal. Description Control Panel Size: 124mm x 75mm (4.88inch x 2.95 inch) Remote Control Size: 155mm (6.12 inch) Package include: 1pcs x Control Panel. 1pcs x Remote Control. 1set x Connecting Lines. Dropship / We strive our best to provide you the most reliable, affordable way of / service. But sometimes international delivery is highly depended on the courier company and local customs/duties. If you do not receive your item on time, please contact us immediately for further assistance. Thank you for your understanding. All items will be shipped within 24-48 business hours upon receipt of payment (except Saturday and Sunday). UPS / usually takes 3-5 working days DHL / usually takes 4-7 working days