The Happrun F5 has a compact physical footprint, measuring 245 mm wide, 205 mm deep, and 91 mm tall, with a total volume of roughly 4570 cm³. It weighs 2000 g, making it relatively manageable for placement and occasional repositioning. The unit does not use a laser light source, relying instead on a conventional lamp-based design.
The Happrun F5 delivers a 1080p output resolution and is capable of projecting images up to 300 inches in size, with a minimum throw distance of 2 meters. Focus is adjusted manually, as the unit does not include motorized focus or motorized zoom, meaning both operations require hands-on adjustment rather than remote or automated control.
The Happrun F5 offers a broad set of connectivity options, covering both wired and wireless needs. On the wireless side, it supports Wi-Fi, Bluetooth, AirPlay, Chromecast, Miracast, and DLNA, allowing content to be streamed or mirrored from a wide range of devices. For wired connections, the projector includes one HDMI port, two USB ports, and a DVI connector, while VGA, RJ45, and S/PDIF ports are not present.
The Happrun F5 includes a built-in smart TV platform alongside a built-in speaker and a 3.5 mm audio jack, giving users some flexibility in how they handle sound output. A remote control is included for standard operation. The projector does not support voice commands and lacks an external memory slot, so local storage expansion is not available. Neither vertical nor horizontal lens shift is supported, meaning image positioning relies entirely on physical placement of the unit.