For Samsung Galaxy Tab S7 FE/S7+/S8+ Wireless Bluetooth Keyboard Case Anti-Fall Tablet Cover with Touchpad - Black • 2-in-1 Tablet Bluetooth keyboard + PU, TPU protective case, convenient for a business trip • The Bluetooth 3.0 keyboard has a stable connection and a long-lasting lifetime • Designed with a TouchPad for wireless and portable use • The keyboard has a built-in 280mAh large-capacity lithium battery for convenient charging and use • Can be converted to a supporting stand for hands-free movie watching and web surfing • Includes a slot to store your pencil device (pencil not included) • Slim and lightweight design, ideal for travel and business use • Compatible with Samsung Galaxy Tab S7 FE (Model SM-T730/T733/T736/T738), S7 Plus (Model SM-T730/T733/T736/T738), S8+ Specifications: • Battery material: lithium polymer battery • Bluetooth: Bluetooth 3.0 (upward compatible with Bluetooth 3.0/4.0/5.0/5.1 devices) • Effective distance: up to 10 meters • Standby time: 100 days • Continuous working time: not less than 100 hours • Charging time: 2-3 hours • Li-ion battery capacity: 280mAh • Lithium battery life: up to 2 years • Key life: 3 million clicks • Modulation mode: GFSK • Operating voltage: 3.0-4.2V • Operating current: 4-8mA • Standby current: