Motocaddy On/Off switch

For the following Motocaddy electric golf trolleys:
S1 (2008 - 2020)
S1 PRO (2012 - 15)
S1 DHC (2016 - 19)
S3 (2007 - 11)
S3 PRO (2012 - 19)
S5 CONNECT
S5 CONNECT DHC
S7 REMOTE (2015 - 19)
M1 PRO (2013 - 17)
M1 PRO DHC (2016 - 17)
M3 PRO (2014 - 17)