... , voltage 1.5 VBattery number (section) 4444Rated detonated times50100150200Charging time S≤10≤20≤20≤20Safe power supply time ms≤4≤4≤4 ... Norway’s NEMKO, Germany’s PTB, America’s UL\FM, Australian’s TESTSAFE, France’s LCIE\INERIS, Britain’s BASEEFA, Russia’s CCVE, Netherlands’s KEMA, Japan’s TIIS ...