For Galaxy Tab S7 FE/S7+/S8+ Wireless Bluetooth Keyboard with PU Leather Tablet Case and Pen Slot - Black 2-in-1 tablet Bluetooth keyboard and protective case made of PU and TPU materials, suitable for travel and business use Bluetooth 3.0 keyboard provides stable connectivity and long-lasting performance Built-in 280mAh lithium battery offers extended usage time and convenient charging Convertible stand design allows hands-free viewing for movies and browsing Includes a dedicated slot to securely hold your stylus (stylus not included) Slim and lightweight construction for easy portability Compatible with Galaxy Tab S7 FE (Model SM-T730/T733/T736/T738), S7 Plus (Model SM-T730/T733/T736/T738), and S8+ (Model SM-T730/T733/T736/T738) Specifications: Battery type: Lithium polymer battery Bluetooth version: 3.0 (backward compatible with 4.0/5.0/5.1) Effective range: Up to 10 meters Standby time: Up to 100 days Continuous working time: Over 100 hours Charging time: 2-3 hours Battery capacity: 280mAh Battery lifespan: Up to 2 years Key switch life: 3 million keystrokes Modulation mode: GFSK Operating voltage: 3.0–4.2V Operating current: 4–8mA Standby current: Low power consumption