TOUMEI M2 Built-In Large Capacity Battery Outdoor Projector Handheld Portable Projection 1. Display technology: Ti DLP 0.23 inch DMD 2. Light source technology: OSRAM RGBLED lamps 3. Standard resolution: 1920 x 1080XPR 4. Projection ratio: 1.2:1 5. Processor: MTK Decode 4K H265AVS2 4K x 2K30HZ 6. Cache: 2GB DDR3 7. Memory: 32GB eMMC 8. Operating system: Android 9.0 9. Lens focus: auto focus 10. Keystone correction: real-time up, down, left and right automatic keystone correction 11. Power: 25W 12. Power input: 19V-3.42A 13. Built-in battery capacity: 15000mAh55.5Wh lithium battery 14. Endurance: about 240 minutes 15. Support language: Chinese, English, German, French, Korean, Japanese, Spanish, Italian, etc. 15. Remote control power supply: 2 AAA batteries (not included) 16. Size: about 19.5 x 22.3 x 15.5cm Features: 1. Compact shape, lightweight design, easily portable 2. 1920X1080P native resolution, HD picture quality, support 4K HD decoding 3. OSRAM RGB tri-color laser light source, projection brightness up to 300 ANSI, direct projection during the day, no fear of sunlight 4. Integrated lens sealed design, not into the dust, will not heat loss of focus, effectively prevent lens contamination, 100% off-axis light machine, not easy to be desktop light blocking 5. 1.2:1 projection ratio, easy to throw a large screen 6. HDR10+ screen more smooth, more comfortable viewing experience 7. 2.5G+5G dual-frequency WiFi, faster and more stable wireless connection, zero-latency wireless screen projection 8. HDMI, USB multiple interfaces, to meet the need to connect a variety of external devices, support for the mouse, computer, U disk and other devices to connect, more convenient for the office 9. DLP-3D shutter 3D display technology, support for most of the 3D format, with shutter 3D glasses (not included), you can watch 3D blockbusters at home 10. Laser TOF 1-second autofocus, no need for manual adjustment 11. Built-in sensors and AI keystone correction algorithm, up