Let me tell you, losing an AC remote in summer feels like a survival crisis. This replacement remote for Mitsubishi Mr Slim units became my unexpected hero - at nearly $100 cheaper than OEM!

The setup was shockingly simple. Just pop in AAA batteries (not included) and it synced instantly with my MSZ-GE12NA unit. The buttons have satisfying clicks, though the plastic feels slightly cheaper than the original.

Major win: it actually improves functionality! Unlike my old remote that wouldn't go below 61°F, this lets me set temps as low as 50°F - crucial during heat waves. Though be warned, there's no gradual setting between 50-59°F.

I did notice the temperature readings seem slightly off (set to 50°F but room feels like 54°F), but longtime users confirm this is the AC unit's quirk, not the remote's fault.

The display is crisp and Fahrenheit-only (important note for international buyers). Night use is great with clear backlighting, though I wish it stayed lit longer.

One user reported failure after 5 months, but mine's been flawless for 8 months now. At this price point, even buying a spare would still save money over OEM.

Pro tip: Don't forget to set the clock immediately! Like one reviewer, I initially panicked when my AC wouldn't turn on - turns out the default nighttime setting was blocking daytime operation.

For renters or anyone who lost their original remote, this is hands-down the most cost-effective solution that maintains full functionality. Just keep spare batteries handy!