How do I measure voltage?

Get a digital multimeter.  An adequate one can be found at Radio Shack.  Set it to the DC V setting, with the range switch (if any) set to the next number over 16V.  Make sure the black wire is in the COM jack, and the red lead is in the V/ohm/A spot.  Hold the black probe to the - terminal of the battery, and the red lead to the + terminal.  Wiggle the leads around, pressing them against the terminals, until the reading stays steady, only changing by small amounts.  Read and record the voltage.

Request Details

Session Id:cb3qx03ep3pd4g55tt2nn255Request Type:GET
Time of Request:6/8/2023 2:40:59 AMStatus Code:200
Request Encoding:Unicode (UTF-8)Response Encoding:Unicode (UTF-8)

Trace Information

CategoryMessageFrom First(s)From Last(s)
aspx.pageBegin PreInit
umbracoInithandling request6.58E-050.000066
request handlercurrent url '/faq/sae-zip-on-power/how-do-i-measure-voltage.aspx'0.0003250.000259
umbracoRequestHandlerxpath: '/root/*/* [@urlName = "faq"]/* [@urlName = "sae-zip-on-power"]/* [@urlName = "how-do-i-measure-voltage"]'0.00046140.000136
umbracoRequestHandlerJust before xPath query (False, '/root/*/* [@urlName = "faq"]/* [@urlName = "sae-zip-on-power"]/* [@urlName = "how-do-i-measure-voltage"]')0.00057380.000112
umbracoRequestHandlerpageXPathQueryStart: '/root'0.0006150.000041
umbracoRequestHandlerAdding to cache... ('/faq/sae-zip-on-power/how-do-i-measure-voltage.aspx')0.00230020.001685
umbracoRequestHandlerAfter xPath query0.00235540.000055
umbracoRequestHandlerAccess checking started0.00244160.000086
umbracoRequestHandlerPage not protected0.00264030.000199
umbracoRequestHandlerAccess checking ended0.00267870.000038
umbracoInitDone handling request0.00271150.000033
umbracoPageElement loaded: questionText0.00326230.000551
umbracoPageElement loaded: bodyText0.00336380.000102
umbracoPageElement loaded: umbracoNaviHide0.00343530.000072
umbracoPagePagedata loaded for How do I measure voltage? (ID: 1270)0.00347410.000039
aspx.pageEnd PreInit0.00497880.001505
aspx.pageBegin Init0.00504630.000068
itemStart parsing 'pageTitle'0.00532330.000277
itemDone parsing 'pageTitle'0.00541250.000089
umbracoMacroMacro loaded from cache (ID: 14, Header Images)0.00558290.000170
renderMacroRendering started (macro: Header Images, type: 1, cacheRate: 0)0.00563250.000050
umbracoMacroBefore adding extensions0.00576910.000137
umbracoXsltExtensionExtension added: urn:Exslt.ExsltCommon, ExsltCommon0.01085310.005084
umbracoXsltExtensionExtension added: urn:Exslt.ExsltDatesAndTimes, ExsltDatesAndTimes0.01093830.000085
umbracoXsltExtensionExtension added: urn:Exslt.ExsltMath, ExsltMath0.01097620.000038
umbracoXsltExtensionExtension added: urn:Exslt.ExsltRegularExpressions, ExsltRegularExpressions0.01101270.000037
umbracoXsltExtensionExtension added: urn:Exslt.ExsltStrings, ExsltStrings0.01104690.000034
umbracoXsltExtensionExtension added: urn:Exslt.ExsltSets, ExsltSets0.01108120.000034
umbracoMacroAfter adding extensions0.01111370.000033
umbracoMacroBefore performing transformation0.01122270.000109
umbracoMacroAfter performing transformation0.01205130.000829
umbracoMacroMacro loaded from cache (ID: 13, Top Navigation)0.0127470.000696
renderMacroRendering started (macro: Top Navigation, type: 1, cacheRate: 0)0.01280430.000057
umbracoMacroBefore adding extensions0.012950.000146
umbracoXsltExtensionExtension added: urn:Exslt.ExsltCommon, ExsltCommon0.0185540.005604
umbracoXsltExtensionExtension added: urn:Exslt.ExsltDatesAndTimes, ExsltDatesAndTimes0.01864160.000088
umbracoXsltExtensionExtension added: urn:Exslt.ExsltMath, ExsltMath0.018680.000038
umbracoXsltExtensionExtension added: urn:Exslt.ExsltRegularExpressions, ExsltRegularExpressions0.01871690.000037
umbracoXsltExtensionExtension added: urn:Exslt.ExsltStrings, ExsltStrings0.0187510.000034
umbracoXsltExtensionExtension added: urn:Exslt.ExsltSets, ExsltSets0.01878510.000034
umbracoMacroAfter adding extensions0.01881720.000032
umbracoMacroBefore performing transformation0.01893560.000118
umbracoMacroAfter performing transformation0.02175960.002824
umbracoMacroMacro loaded from cache (ID: 1, Breadcrumb Nav)0.02187290.000113
renderMacroRendering started (macro: Breadcrumb Nav, type: 1, cacheRate: 0)0.02192510.000052
umbracoMacroBefore adding extensions0.02206040.000135
umbracoXsltExtensionExtension added: urn:Exslt.ExsltCommon, ExsltCommon0.02696690.004907
umbracoXsltExtensionExtension added: urn:Exslt.ExsltDatesAndTimes, ExsltDatesAndTimes0.02705290.000086
umbracoXsltExtensionExtension added: urn:Exslt.ExsltMath, ExsltMath0.02709020.000037
umbracoXsltExtensionExtension added: urn:Exslt.ExsltRegularExpressions, ExsltRegularExpressions0.02716130.000071
umbracoXsltExtensionExtension added: urn:Exslt.ExsltStrings, ExsltStrings0.02719670.000035
umbracoXsltExtensionExtension added: urn:Exslt.ExsltSets, ExsltSets0.02723150.000035
umbracoMacroAfter adding extensions0.02726480.000033
umbracoMacroBefore performing transformation0.02735150.000087
umbracoMacroAfter performing transformation0.02823730.000886
itemStart parsing 'questionText'0.02835590.000119
itemDone parsing 'questionText'0.02847310.000117
itemStart parsing 'bodyText'0.02853730.000064
itemDone parsing 'bodyText'0.02861110.000074
aspx.pageEnd Init0.02873740.000126
aspx.pageBegin InitComplete0.02877390.000037
aspx.pageEnd InitComplete0.02882450.000051
aspx.pageBegin PreLoad0.02885780.000033
aspx.pageEnd PreLoad0.02889630.000039
aspx.pageBegin Load0.02892980.000034
aspx.pageEnd Load0.02901410.000084
aspx.pageBegin LoadComplete0.02905010.000036
aspx.pageEnd LoadComplete0.02911140.000061
aspx.pageBegin PreRender0.02914550.000034
aspx.pageEnd PreRender0.02923930.000094
aspx.pageBegin PreRenderComplete0.02927740.000038
aspx.pageEnd PreRenderComplete0.02931070.000033
aspx.pageBegin SaveState0.03187260.002562
aspx.pageEnd SaveState0.03211550.000243
aspx.pageBegin SaveStateComplete0.03215790.000042
aspx.pageEnd SaveStateComplete0.03219360.000036
aspx.pageBegin Render0.03222630.000033
aspx.pageEnd Render0.0351610.002935

Control Tree

Control UniqueIDTypeRender Size Bytes (including children)ViewState Size Bytes (excluding children)ControlState Size Bytes (excluding children)
__PageASP.default_aspx805600
    ctl00ASP.masterpages_faqquestion_master000
        ctl00$ctl00ASP.masterpages_runwaymaster_master000
            ctl00$ctl00$ctl00ASP.umbraco_masterpages_default_master000
                ctl00$ctl00$ctl00$ContentPlaceHolderDefaultSystem.Web.UI.WebControls.ContentPlaceHolder000
                    ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl17System.Web.UI.LiteralControl000
                    ctl00$ctl00$ctl00$ContentPlaceHolderDefault$headSystem.Web.UI.HtmlControls.HtmlHead000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl00System.Web.UI.HtmlControls.HtmlTitle000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl01umbraco.presentation.templateControls.Item000
                                ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl01$ctl00System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl02System.Web.UI.HtmlControls.HtmlMeta000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl03System.Web.UI.HtmlControls.HtmlMeta000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl04System.Web.UI.HtmlControls.HtmlMeta000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl05System.Web.UI.HtmlControls.HtmlMeta000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl06System.Web.UI.HtmlControls.HtmlMeta000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl07System.Web.UI.HtmlControls.HtmlMeta000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl08System.Web.UI.HtmlControls.HtmlLink000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl09System.Web.UI.HtmlControls.HtmlLink000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl18System.Web.UI.ResourceBasedLiteralControl000
                    ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl19System.Web.UI.LiteralControl000
                    aspnetFormSystem.Web.UI.HtmlControls.HtmlForm000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl20System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl10System.Web.UI.WebControls.LoginStatus000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl10$ctl00System.Web.UI.WebControls.LinkButton000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl10$ctl01System.Web.UI.WebControls.ImageButton000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl10$ctl02System.Web.UI.WebControls.LinkButton000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl10$ctl03System.Web.UI.WebControls.ImageButton000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl21System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl11umbraco.presentation.templateControls.Macro000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl12System.Web.UI.WebControls.PlaceHolder000
                                ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl22System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl23System.Web.UI.ResourceBasedLiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl13umbraco.presentation.templateControls.Macro000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl14System.Web.UI.WebControls.PlaceHolder000
                                ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl24System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl25System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl15umbraco.presentation.templateControls.Macro000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl16System.Web.UI.WebControls.PlaceHolder000
                                ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl26System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl27System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolderSystem.Web.UI.WebControls.ContentPlaceHolder000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl02System.Web.UI.LiteralControl000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl00umbraco.presentation.templateControls.Item000
                                ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl00$ctl00System.Web.UI.LiteralControl000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl03System.Web.UI.LiteralControl000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl01umbraco.presentation.templateControls.Item000
                                ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl01$ctl00System.Web.UI.LiteralControl000
                            ctl00$ctl00$ctl00$ContentPlaceHolderDefault$RunwayMasterContentPlaceHolder$ctl04System.Web.UI.LiteralControl000
                        ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl28System.Web.UI.ResourceBasedLiteralControl000
                    ctl00$ctl00$ctl00$ContentPlaceHolderDefault$ctl29System.Web.UI.ResourceBasedLiteralControl000

Session State

Session KeyTypeValue

Application State

Application KeyTypeValue
vnc38ykjnkjdnk2jt98ygkxjngSystem.DateTime6/8/2023 1:56:53 AM
umbracoUrlSystem.Stringwww.manicsalamander.com:80/umbraco
umbracoNeedConfigurationSystem.BooleanFalse

Request Cookies Collection

NameValueSize

Response Cookies Collection

NameValueSize

Headers Collection

NameValue
ConnectionKeep-Alive
Accepttext/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encodingbr,gzip
Accept-Languageen-US,en;q=0.5
Hostwww.manicsalamander.com
If-Modified-SinceWed, 08 Feb 2023 00:39:07 GMT
User-AgentCCBot/2.0 (https://commoncrawl.org/faq/)

Response Headers Collection

NameValue
X-AspNet-Version2.0.50727
Cache-Controlprivate
Content-Typetext/html

Form Collection

NameValue

Querystring Collection

NameValue

Server Variables

NameValue
ALL_HTTPHTTP_CONNECTION:Keep-Alive HTTP_ACCEPT:text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 HTTP_ACCEPT_ENCODING:br,gzip HTTP_ACCEPT_LANGUAGE:en-US,en;q=0.5 HTTP_HOST:www.manicsalamander.com HTTP_IF_MODIFIED_SINCE:Wed, 08 Feb 2023 00:39:07 GMT HTTP_USER_AGENT:CCBot/2.0 (https://commoncrawl.org/faq/)
ALL_RAWConnection: Keep-Alive Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Encoding: br,gzip Accept-Language: en-US,en;q=0.5 Host: www.manicsalamander.com If-Modified-Since: Wed, 08 Feb 2023 00:39:07 GMT User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)
APPL_MD_PATH/LM/W3SVC/366/ROOT
APPL_PHYSICAL_PATHC:\HostingSpaces\manicsal\manicsalamander.com\wwwroot\
AUTH_TYPE 
AUTH_USER 
AUTH_PASSWORD 
LOGON_USER 
REMOTE_USER 
CERT_COOKIE 
CERT_FLAGS 
CERT_ISSUER 
CERT_KEYSIZE 
CERT_SECRETKEYSIZE 
CERT_SERIALNUMBER 
CERT_SERVER_ISSUER 
CERT_SERVER_SUBJECT 
CERT_SUBJECT 
CONTENT_LENGTH0
CONTENT_TYPE 
GATEWAY_INTERFACECGI/1.1
HTTPSoff
HTTPS_KEYSIZE 
HTTPS_SECRETKEYSIZE 
HTTPS_SERVER_ISSUER 
HTTPS_SERVER_SUBJECT 
INSTANCE_ID366
INSTANCE_META_PATH/LM/W3SVC/366
LOCAL_ADDR64.27.51.218
PATH_INFO/default.aspx
PATH_TRANSLATEDC:\HostingSpaces\manicsal\manicsalamander.com\wwwroot\default.aspx
QUERY_STRING 
REMOTE_ADDR35.172.164.32
REMOTE_HOST35.172.164.32
REMOTE_PORT50522
REQUEST_METHODGET
SCRIPT_NAME/default.aspx
SERVER_NAMEwww.manicsalamander.com
SERVER_PORT80
SERVER_PORT_SECURE0
SERVER_PROTOCOLHTTP/1.1
SERVER_SOFTWAREMicrosoft-IIS/7.5
URL/default.aspx
HTTP_CONNECTIONKeep-Alive
HTTP_ACCEPTtext/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
HTTP_ACCEPT_ENCODINGbr,gzip
HTTP_ACCEPT_LANGUAGEen-US,en;q=0.5
HTTP_HOSTwww.manicsalamander.com
HTTP_IF_MODIFIED_SINCEWed, 08 Feb 2023 00:39:07 GMT
HTTP_USER_AGENTCCBot/2.0 (https://commoncrawl.org/faq/)

Microsoft .NET Framework Version:2.0.50727.8806; ASP.NET Version:2.0.50727.8762