... waveformMonophasic technology (3)Energy accuracy∠+1% (4) Energy selection0,3,5,7,10,20,30,50,100,200,300,360 joule ... (nominal at a resistance of 50)(5)Charging time Maximum 8 seconds to 360 Joules (6) Standard ... the device.(4) Charging /Low Battery Indication Red LED (5) Battery Capacity 100% of the battery will provide 120 mins of monitoring ...