My SP3 was purchased in late Nov. 2014 and has just started losing battery capacity since the end of May. It has lost 77% battery capacity in the last month and a half Yesterday it took only 40 min for it to go from a full charge to shutdown doing only
very minimal tasks.
COMPUTER NAME CAROL
SYSTEM PRODUCT NAME
Microsoft Corporation Surface Pro 3
BIOS 3.11.1150 12/09/2015
OS BUILD 10586.494.amd64fre.th2_release_sec.160630-1736
PLATFORM ROLE Slate
CONNECTED STANDBY Supported
REPORT TIME 2016-07-18 21:29:22
Installed batteries
Information about each currently installed battery
BATTERY 1
NAME X898289
MANUFACTURER SIMPLO
SERIAL NUMBER 1161107972
CHEMISTRY LION
DESIGN CAPACITY 42,157 mWh
FULL CHARGE CAPACITY
3,640 mWh
CYCLE COUNT 218
Battery capacity history
Charge capacity history of the system's batteries
PERIOD FULL CHARGE CAPACITY
DESIGN CAPACITY
2015-11-14 39,953 mWh
42,157 mWh
2015-11-15 - 2015-11-22
39,588 mWh 42,157 mWh
2015-11-22 - 2015-11-29
39,813 mWh 42,157 mWh
2015-11-29 - 2015-12-06
39,713 mWh 42,157 mWh
2015-12-06 - 2015-12-13
39,504 mWh 42,157 mWh
2015-12-13 - 2015-12-20
39,626 mWh 42,157 mWh
2015-12-20 - 2015-12-27
39,730 mWh 42,157 mWh
2015-12-27 - 2016-01-03
40,047 mWh 42,157 mWh
2016-01-03 - 2016-01-10
40,009 mWh 42,157 mWh
2016-01-10 - 2016-01-17
40,234 mWh 42,157 mWh
2016-01-17 - 2016-01-24
40,187 mWh 42,157 mWh
2016-01-24 - 2016-01-31
40,149 mWh 42,157 mWh
2016-01-31 - 2016-02-07
40,267 mWh 42,157 mWh
2016-02-07 - 2016-02-14
40,209 mWh 42,157 mWh
2016-02-14 - 2016-02-21
40,327 mWh 42,157 mWh
2016-02-21 - 2016-02-28
40,586 mWh 42,157 mWh
2016-02-28 - 2016-03-06
40,436 mWh 42,157 mWh
2016-03-06 - 2016-03-13
40,613 mWh 42,157 mWh
2016-03-13 - 2016-03-20
40,556 mWh 42,157 mWh
2016-03-20 40,440 mWh
42,157 mWh
2016-03-20 - 2016-03-27
40,440 mWh 42,157 mWh
2016-03-27 - 2016-04-03
41,124 mWh 42,157 mWh
2016-04-03 - 2016-04-10
42,583 mWh 42,157 mWh
2016-04-10 - 2016-04-17
42,583 mWh 42,157 mWh
2016-04-17 - 2016-04-24
42,583 mWh 42,157 mWh
2016-04-24 - 2016-05-02
42,479 mWh 42,157 mWh
2016-05-02 - 2016-05-08
40,822 mWh 42,157 mWh
2016-05-08 - 2016-05-15
40,996 mWh 42,157 mWh
2016-05-15 - 2016-05-22
39,862 mWh 42,157 mWh
2016-05-22 - 2016-05-29
39,862 mWh 42,157 mWh
2016-05-29 - 2016-06-05
35,602 mWh 42,157 mWh
2016-06-05 - 2016-06-12
26,371 mWh 42,157 mWh
2016-06-12 - 2016-06-19
22,985 mWh 42,157 mWh
2016-06-19 - 2016-06-26
16,119 mWh 42,157 mWh
2016-06-26 - 2016-07-03
13,312 mWh 42,157 mWh
2016-07-03 - 2016-07-10
10,302 mWh 42,157 mWh
2016-07-11 10,169 mWh
42,157 mWh
2016-07-12 10,169 mWh
42,157 mWh
2016-07-13 10,169 mWh
42,157 mWh
2016-07-14 10,169 mWh
42,157 mWh
2016-07-15 10,169 mWh
42,157 mWh
2016-07-16 10,169 mWh
42,157 mWh
2016-07-17 9,681 mWh
42,157 mWh