Low voltage power supply 2~12V; Mainly designed for student demonstrate; AC/DC regulated power supply,over loadiing protection Low regulated voltage power supply 2~12V especially designed used in school physical or chemical laborary;Specification as follows:Model: LY907A/ ST907A1. DC/AC 2~12V2. Total 6 grades, current 5A3. Automatically over loading protection TypeInput VoltageOutput ...