B203 Portable Bi-fold Bluetooth Keyboard Universal Laptop Tablet Phone Wireless Keyboard - White •Support multiple systems: The Bluetooth keyboard connects seamlessly with iOS,Android,and Windows. Maintains a stable connection and quick response device within 10 meters of operation,suitable for multiple Bluetooth devices •Pocket size and easy to use: Only 5.97 ounces,the palm-sized keyboard can be folded into a pocket or backpack to carry. Just press the connection button to quickly pair with your device. The automatic on/off and reconnection design makes operation more convenient •Classic style and rechargeable battery: Portable design,modern style. Its excellent touch and simple appearance make it perfect for your laptop and desktop. The built-in lithium battery has a long battery life. A full charge can complete a short business trip or vacation Specifications: •Operation range: 10m •Bluetooth: 5.2 •Supported systems: iOS/Android/Windows •Lithium battery capacity: 210mAh •Standby time: >150 days •Modulation mode: GFSK •Continuous operation: ≥30 hours •Charging time: 3 million times •Standby current: 0.3mA •Operating voltage: 3.0-4.2V Package included: •1 x Bluetooth Keyboard •1 x Charging Cable •1 x English User Manual