HY7 Built-in Battery Projector

Native Resolution: 1280×720 (720p HD)

Supported Resolution: Up to 1080p / some sellers claim 4K decoding

Brightness: Around 180–280 ANSI lumens (realistic range)

Contrast Ratio: 400:1 to 6000:1 (marketing numbers vary)

Projection Size: 32"–120"

Projection Distance: ~0.8–4 meters

Operating System: Android 9

RAM / Storage: 1GB RAM + 8GB storage

Wireless: Wi-Fi 2.4G/5G, Bluetooth 5.2

Speaker: Built-in 3W speaker

Battery: 5200mAh built-in battery (around 3 hours use)

Ports: HDMI, USB, AV, 3.5mm audio

Features: Autofocus, keystone correction, screen mirroring (Android/iPhone)

Lamp Life: ~30,000–50,000 hours claimed