Product Name: 9-in-1 Mobile Selfie Screen Model: RK-X40S Compatibility: iOS 9.0+, Android 2.0+ Wi-Fi: 2.4G/5G Dual-Band Input: 5V/1A Usage Time: 2-4 hours Screen Size: 2.4" Rated Power: 1.85W Battery Capacity: 1200mAh Port: USB-C Nine Advantages: Zoom and Focus, Screen Mirroring with Audio, Bluetooth Photography, Wireless Screen Mirroring, Wired Screen Mirroring, Language Switching, iOS/Android Compatibility, 1200mAh Battery, 2.4" Display Features: 1. Built-in 1/4" international standard nut, mount can be used independently. Built-in 1/4" international standard nut hot shoe clip compatible with various photographic equipment. Can be attached to camera clips, gimbals, stands, selfie sticks, etc., or used as a selfie screen. 2. High-Definition Display, High-Definition Resolution High resolution, rich colors, and high contrast. Furthermore, it is explosion-proof and scratch-resistant, making the device even more practical. 3. Rear Camera Capture clearer beauty. The Mini Projector frees up the rear camera, helping you take higher-quality photos or videos, replacing traditional selfie sticks. 4. Wi-Fi connection for real-time screen projection within 5-20 meters. Even when away from the phone screen, you can still see the footage clearly, providing more shooting angles and possibilities (transmission distance may vary due to interference in different environments). 5. Large-capacity 1200mAh battery with up to 2-4 hours of battery life. The built-in 1200mAh polymer lithium battery provides 2-4 hours of extended battery life, keeping your creative inspiration flowing (use time is proportional to the volume level). (Depending on the screen status) 6. High-quality glass cover The front and back panels are made of tempered quartz glass, ensuring a premium look. 7. Direct Wi-Fi/Bluetooth connection is so easy. No app installation required, just connect to Wi-Fi/Bluetooth to project your screen directly to the display. 8. Switch between Chinese and English. Press and hold the flip button to switch languages. 9. Smaller than the palm of your hand, making it easy to carry around. Lightweight at only 86g, it fits easily in your pocket. Colors: White, Black Dimensions: 87.9 x 54 x 12.4mm Weight: 86g Packaging: Boxed Includes: 1 screen projector, 1 data cable