Amazon.com: NewPower99 Battery Kit for Samsung Galaxy Tab S3 9.7 SM-T820, SM-T825, SM-T827 with Tools, Video Instructions, Long Life Battery : Electronics
Original Tablet Battery Eb-t825abe For Samsung Galaxy Tab S3 9.7 Sm-t825c T827 Sm-t820 6000mah Genuine Replacement Battery - Mobile Phone Batteries - AliExpress
Amazon.com: NewPower99 Battery Kit for Samsung Galaxy Tab S3 9.7 SM-T820, SM-T825, SM-T827 with Tools, Video Instructions, Long Life Battery : Electronics
How to Replace Your Samsung Galaxy Tab S3 9.7" Battery - YouTube