Battery report

COMPUTER NAME TIMS-SURFACE2
SYSTEM PRODUCT NAME Microsoft Corporation Surface Pro 2
BIOS 2.04.0450 01/14/2014
OS BUILD 9600.17041.amd64fre.winblue_gdr.140305-1710
PLATFORM ROLE Slate
CONNECTED STANDBY Not supported
REPORT TIME 2014-05-05 09:06:30

Installed batteries

Information about each currently installed battery
BATTERY 1
NAMEX863568
MANUFACTURERLGC_LGC
SERIAL NUMBER1F11
CHEMISTRYLION
DESIGN CAPACITY42,002 mWh
FULL CHARGE CAPACITY38,857 mWh
CYCLE COUNT73

Recent usage

Power states over the last 3 days
START TIME STATE SOURCE CAPACITY REMAINING
2014-05-02 11:33:14 Active Battery 60 % 39,065 mWh
11:33:14 Suspended 60 % 39,065 mWh
11:33:49 Active Battery 60 % 39,065 mWh
11:33:49 Suspended 60 % 39,065 mWh
11:34:24 Active Battery 60 % 39,065 mWh
11:34:24 Suspended 60 % 39,065 mWh
11:35:03 Active Battery 60 % 39,065 mWh
11:35:03 Suspended 60 % 39,065 mWh
11:35:38 Active Battery 60 % 39,065 mWh
11:37:10 Suspended 60 % 39,065 mWh
11:42:23 Battery changed Battery 97 % 37,703 mWh
11:42:23 Active Battery 97 % 37,703 mWh
11:44:00 Battery changed Battery 57 % 37,348 mWh
11:44:00 Active Battery 57 % 37,348 mWh
11:46:21 Suspended 57 % 37,052 mWh
15:39:22 Active Battery 56 % 36,393 mWh
15:48:13 Suspended 54 % 35,476 mWh
15:52:39 Active Battery 54 % 35,379 mWh
16:09:46 Suspended 53 % 34,454 mWh
17:23:19 Active Battery 53 % 35,301 mWh
17:23:19 Suspended 53 % 35,301 mWh
17:23:54 Active AC 53 % 35,430 mWh
19:36:43 Suspended 83 % 55,253 mWh
2014-05-03 08:57:55 Active AC 100 % 65,864 mWh
12:51:19 Active Battery 99 % 65,509 mWh
12:53:00 Battery changed Battery 99 % 38,643 mWh
12:53:00 Active Battery 99 % 38,643 mWh
13:03:23 Active AC 94 % 36,771 mWh
13:05:00 Battery changed AC 97 % 63,866 mWh
13:05:00 Active AC 97 % 63,866 mWh
13:14:47 Active Battery 98 % 64,850 mWh
13:16:00 Battery changed Battery 97 % 37,836 mWh
13:16:00 Active Battery 97 % 37,836 mWh
13:17:26 Active AC 97 % 37,666 mWh
13:45:29 Active Battery 100 % 38,880 mWh
13:46:02 Active AC 100 % 38,880 mWh
14:05:56 Active Battery 100 % 38,880 mWh
14:09:09 Active AC 100 % 38,872 mWh
14:25:28 Active Battery 100 % 38,872 mWh
14:28:50 Active AC 100 % 38,865 mWh
15:57:48 Suspended 100 % 38,865 mWh
2014-05-04 07:34:46 Active AC 100 % 39,227 mWh
17:52:12 Suspended 99 % 38,835 mWh
18:59:48 Active Battery 100 % 38,924 mWh
18:59:52 Suspended 100 % 38,924 mWh
19:13:52 Active Battery 97 % 37,681 mWh
20:33:10 Suspended 65 % 25,389 mWh
20:45:29 Active Battery 64 % 25,005 mWh
21:01:23 Suspended 58 % 22,370 mWh
22:17:05 Active Battery 56 % 21,682 mWh
22:17:05 Suspended 56 % 21,682 mWh
22:17:40 Active Battery 56 % 21,519 mWh
22:23:07 Suspended 53 % 20,387 mWh
22:26:19 Active Battery 53 % 20,276 mWh
22:27:17 Suspended 52 % 20,106 mWh
22:41:06 Active Battery 52 % 19,958 mWh
22:42:01 Suspended 51 % 19,817 mWh
2014-05-05 06:37:41 Active Battery 52 % 20,217 mWh
06:37:41 Suspended 52 % 20,217 mWh
06:38:16 Active Battery 52 % 20,106 mWh
06:48:19 Suspended 49 % 19,011 mWh
07:13:58 Active Battery 48 % 18,729 mWh
07:13:59 Suspended 48 % 18,729 mWh
07:20:26 Active Battery 48 % 18,618 mWh
07:20:57 Suspended 48 % 18,559 mWh
08:47:44 Active Battery 47 % 18,152 mWh
09:06:00 Report generated Battery 43 % 16,894 mWh

Battery usage

Battery drains over the last 3 days
START TIME STATE DURATION ENERGY DRAINED
2014-05-02 11:33:14 Active 0:00:00--
11:33:49 Active 0:00:00--
11:34:24 Active 0:00:00--
11:35:03 Active 0:00:00--
11:35:38 Active 0:01:32--
11:42:23 Active 0:01:361 % 355 mWh
11:44:00 Active 0:02:21-296 mWh
15:39:22 Active 0:08:511 % 917 mWh
15:52:39 Active 0:17:061 % 925 mWh
17:23:19 Active 0:00:00--
12:51:19 Active 0:01:4041 % 26,866 mWh
12:53:00 Active 0:10:225 % 1,872 mWh
13:14:47 Active 0:01:1241 % 27,014 mWh
13:16:00 Active 0:01:26-170 mWh
13:45:29 Active 0:00:33--
14:05:56 Active 0:03:12-8 mWh
14:25:28 Active 0:03:21-7 mWh
18:59:48 Active 0:00:03--
19:13:52 Active 1:19:1732 % 12,292 mWh
20:45:29 Active 0:15:547 % 2,635 mWh
22:17:05 Active 0:00:00--
22:17:40 Active 0:05:273 % 1,132 mWh
22:26:19 Active 0:00:58-170 mWh
22:41:06 Active 0:00:54-141 mWh
2014-05-05 06:37:41 Active 0:00:00--
06:38:16 Active 0:10:033 % 1,095 mWh
07:13:58 Active 0:00:01--
07:20:26 Active 0:00:31-59 mWh
08:47:44 Active 0:18:153 % 1,258 mWh

Usage history

History of system usage on AC and battery
BATTERY DURATION AC DURATION
PERIOD ACTIVE CONNECTED STANDBY ACTIVE CONNECTED STANDBY
2014-04-09 - 2014-04-169:25:54- 24:08:09-
2014-04-16 - 2014-04-2315:16:35- 16:08:35-
2014-04-241:49:21- 0:12:41-
2014-04-25-- --
2014-04-26-- --
2014-04-27-- --
2014-04-28-- --
2014-04-29-- --
2014-04-300:35:33- 3:26:31-
2014-05-010:58:34- 0:08:53-
2014-05-020:46:23- 2:12:45-
2014-05-030:21:45- 6:37:20-
2014-05-041:42:28- 10:16:45-

Battery capacity history

Charge capacity history of the system's batteries
PERIOD FULL CHARGE CAPACITY DESIGN CAPACITY
2014-04-09 - 2014-04-1660,791 mWh 63,469 mWh
2014-04-16 - 2014-04-2351,485 mWh 54,572 mWh
2014-04-2438,649 mWh 42,002 mWh
2014-04-2538,754 mWh 42,002 mWh
2014-04-2638,754 mWh 42,002 mWh
2014-04-2738,754 mWh 42,002 mWh
2014-04-2838,754 mWh 42,002 mWh
2014-04-2938,754 mWh 42,002 mWh
2014-04-3056,797 mWh 58,998 mWh
2014-05-0145,279 mWh 48,045 mWh
2014-05-0257,425 mWh 60,256 mWh
2014-05-0353,866 mWh 56,666 mWh
2014-05-0439,064 mWh 42,002 mWh

Battery life estimates

Battery life estimates based on observed drains
AT FULL CHARGE AT DESIGN CAPACITY
PERIOD ACTIVECONNECTED STANDBY ACTIVECONNECTED STANDBY
2014-04-09 - 2014-04-168:59:23- 9:23:09-
2014-04-16 - 2014-04-236:12:42- 6:35:03-
2014-04-243:59:38- 4:20:25-
2014-04-25-- --
2014-04-26-- --
2014-04-27-- --
2014-04-28-- --
2014-04-29-- --
2014-04-306:32:53- 6:48:07-
2014-05-014:39:10- 4:56:13-
2014-05-026:55:55- 7:16:25-
2014-05-038:14:29- 8:40:11-
2014-05-044:04:31- 4:22:54-
Current estimate of battery life based on all observed drains since OS install
Since OS install 4:51:05- 5:14:38-