| LG LW1821HRSM Appearance |
| Type | Window |
| Chassis Type | Slide Out |
| Provides Heating | Yes |
| Cooling Capacity (BTU) | 18000 |
| Heating Capacity (BTU) | 12000 |
| LG LW1821HRSM Smart Features |
| Wi-Fi | Yes |
| Smart Appliance | Yes |
| Works with Google Assistant | Yes |
| Works with Alexa | Yes |
| LG LW1821HRSM Features |
| Wireless Remote Controller | Included |
| Heat | Electric Heat |
| Cooling Area | 1000 sq. ft. |
| Decibel Rating | 61 dBA |
| Number of Cooling Speeds | 2 |
| Adjustable Air Direction | Yes |
| Number of Air Directions | 4 |
| Vented Outside | Yes |
| Remote Control | Yes |
| Wi-Fi Connection | Yes |
| Programmable 24-Hour Timer | Yes |
| Auto Restart | Yes |
| SmartThinQ Works with Google Assistant/Amazon Alexa | Yes |
| Filter Check Reminder | Yes |
| Washable Filter | Yes |
| Easy Installation and Usage | Yes |
| Quiet Operation | Yes |
| Installation Kit | Yes |
| Energy Saver Mode | Yes |
| Sleep Mode | Yes |
| LG LW1821HRSM Technical Details |
| Color | White |
| EER | 11.2 |
| Volts | 230/208 Volts |
| Dehumidification | 5.5 (pts./hr.) |
| Amps | 20 Amps |
| Wattage | 3670 Watts |
| Plug Type | 6-20P |
| Filter Type | Washable |
| Frequency | 60 Hz. |
| Programmable Timer | Yes |
| UL | Yes |
| Window Type | Standard |
| Phase | 1 |
| Auto Restart | Yes |
| Fan Only | 2 |
| Energy Saver Function | Yes |
| Air Filter Included | Yes |
| CEER | 11.1 |
| Filter Alarm Function | Yes |
| Window Compatible | Yes |
| Maximum Air Flow | 430 CFM |
| Works with SmartThinQ | Yes |
| Works with Brand Specific App | Yes |
| Remote Diagnostics | Yes |
| Weight | 139.70 lbs |
| LG LW1821HRSM Dimensions |
| Width | 25.5" |
| Height | 16.84" |
| Depth | 30.5" |
