Led downlight emergency driver kit 3-20W Battery external emergency led power pack Input Voltage 85-265V 50/60HZ Battery Type 3.7V 2200mAh Li-ion Match Light Source 3-20W LED LAMP Dimension Driver: 8*4.3*2cm Battery: 9.1*2.2*2.2cm Emergency Output Power 3W Protection Grade IP20 Emergency Conversion Time <5S Charging time 24hours…