For Samsung Galaxy Tab S4 10.5 Inch T830 Case and Keyboard for Galaxy T830 T835 Cover Soft Protective Shell with Keyboard Funda

Battery Included : Yes High-concerned chemical : None Pattern Type : Solid Style : Fashion Feature : Shockproof,Drop resistance,Anti-Dust,Hard Package : Yes Length : 10.5 Width : 10.5 Model Number : For Samsung Galaxy Tab S4 10.5 inch T830 T835 Material : Leather Type : With Keyboard Application Laptop Size : 10.5" Applicable model1 : Keyboard Case for Samsung Galaxy Tab S6 10.5 Applicable model2 : Keyboard Case for Samsung SM-T860 SM-T865 Applicable model3 : Keyboard Case for Samsung Galaxy Tab S4 10.5 Applicable model4 : Keyboard Case for Samsung SM-T830 SM-T835 Applicable model5 : Keyboard Case for Samsung Galaxy Tab S5e 10.5 Applicable model6 : Keyboard Case for Samsung SM-T720 SM-T725 Applicable model7 : Keyboard Case for Samsung Galaxy Tab S6 Lite 10.4 Applicable model8 : Keyboard Case for Samsung SM-P610 SM-P615 Applicable model9 : Keyboard Case for Samsung Galaxy Tab S7 11 Applicable model10 : Keyboard Case for Samsung SM-T870 SM-T875 Product number: DY860 (conventional model) Product number: DY860D(Luminous) Tablet: TabS4 10.5" T830/T835 Product size: 253*172*20mm Gross/net weight: 640g /550g Product color: Black Product material: PU material, ABS plastic keyboard Product model and specification: 2. Effective operating distance: 10 meters 3. Modulation mode: GFSK 4. Working voltage: 3.0-4.2V 5. Working current: <2.5mA 6. Standby current: <0.3mA 7. Sleep current: <40uA 8. Charging current: >200mA 9. Standby time: >100 days 10. Charging time: 3-4 hours 11. Lithium battery capacity: 200mAh/400mah(luminous) 12. Sustainable working hours: >100 hours 13. Lithium battery life: 3 years 14. Key force: 80 ±10g 15. Key life: 5 million clicks 16. Operating temperature: -10 -+55° Label:Yes