【Compact Portability】Folded size of just 7.1*4.2*0.6 inches and weighing only 0.5 pounds, this full-size keyboard with touchpad fits easily in your pocket for ultimate portability. 【Comfortable Typing Experience】Standard US keyboard layout with well-spaced, full-size keys provides a familiar and comfortable typing experience, even when unfolded. 【Versatile Touchpad】3.4-inch sensitive touchpad supports multi-touch gestures for precise navigation, doubling as a numeric keypad with a single click for efficient number input. 【Multi-Device Connectivity】Advanced Bluetooth-compatible 5.0 chip allows stable connection to 3 devices simultaneously, with quick switching and automatic OS recognition. 【Long-lasting Battery】A single charge provides up to 140 days of standby time or 30 hours of continuous use, perfect for travel and outdoor work scenarios. 【Durable Construction】High-quality silicone leather cover and metal hinges ensure longevity, withstanding over 50,000 folds while maintaining a like-new appearance. Specifications: Material: Silicone leather Unfolded Dimensions: 342 x 108 x 9.5 mm Folded Dimensions: 182 x 108 x 16 mm Weight: 0.5 pounds Battery Capacity: 140mAh Battery Life: Approximately 30 hours of continuous use Standby Time: About 140 days Folding Lifespan: >10,000 times Key Lifespan: >3 million presses Charging Time: Approximately 1.5 hours Auto Sleep Time: 10 minutes Wake-up Method: Key press Bluetooth-Compatible Version: 5.0 Compatibility: Android, Windows, iPadOS, macOS, iOS, Chrome OS