... 50HZ~60HZ);Self power:less than 1wDelay time:30~60 seconds;operating temperature:-20~50 centgrade degreeshape ... ; FireWire, zero line, load line. Bipolar switch can not be directly for the For the wall ... the card, and automatically disconnect the load after 30 seconds delay when draw the card. This can ... continue opening. When drawing card, it will delay 30 seconds, allow you have sufficient time to go ...