Features: Compact Folding Design: This portable keyboard features a folding structure for easy transportation, ideal for travel and mobile use. Aluminum Alloy Construction: Crafted with sturdy aluminum alloy frame and ABS keys, this keyboard combines strength with modern appeal. Rechargeable Battery structure: Equipped with an efficient charging solution that proposals extended usage per. Broad Device Compatibility: Effortlessly connects with major smartphones, tablets, and other wireless gadgets. Seamlessly change between work and entertainment across different platforms. Integrated Device Stand: Includes a built in adjustable stand to securely position your smartphone or small tablet at an optimal viewing . Specifications: Product Type: Foldable Wireless Keyboard Main body substance: aluminum alloy (shell) +ABS engineering plastic (buttons) Connection technology: wireless connection Compatible systems: (fruit), robot (robot), Special features: Foldable keyboard, integrated device stand Color:silver white Portability: -thin and portable, suitable for travel and mobile use Package Includes: A set of folding wireless keyboards note: Working distance up to 10 meters. 3. Modulation system: GFSK. 4. Operating voltage: 3.1 - 4.2 volts. 5. Operating current: < 3 milliamps. 6. Standby current: < 0.3 milliamps. 7. Charging current: < 0.1 milliamp. 8. Charging current: 250 milliamps. 9. Reserve time: 2150 days. 10. Charging time: 2 hours. 11. Lithium battery capacity: 160 milliampere-hours. 12. Continuous working time: 250 hours. 13. Lithium battery lifespan: 3 years.