In this issue, we are evaluating Lenovo Lecoo W2729SHL, which is a 27-inch 2K 240Hz OLED gaming monitor. The evaluation content mainly focuses on appearance design, menu function, display effect (color temperature, brightness, color gamut, uniformity, PPI, pixel arrangement, viewing angle, HDR, movie viewing, game experience), interface bandwidth, compatibility, disassembly work Materials, and screen measured data for a comprehensive test. 00:00 Foreword/Packaging/Appearance 01:20 Turn on the machine: PPI/pixel arrangement/color temperature/color gamut 02:42 APL brightness/color temperature uniformity/viewing angle 04:27 Strobe / Spectrum 05:06 Interface: Compatibility/Bandwidth/Input Latency 06:04 HDR: brightness/EOTF/viewing/game 07:22 Responsive/functionality/BET/anti-burn-in mechanism 08:46 Disassembly: driver board/panel 09:57 Measured data/ladder list 11:07 Summary: pros and cons