2.7V~4.2V 1200mA 5-Mode LED Driver Board (2 PCS)
Model wy5412 Color Black Quantity 2 Material Base Plate + Electronic components Operating Voltage 2.7~4.2V (1 x 18650 battery) Current 1200mA Mode Arrangement 100% On / 30% On / 5% On / Fast strobe 8Hz / SOS / Cycle Board Size Diameter: 16.5mm; Thickness: 1.6mm Mode Memory No Functions Suitable for driving LEDs Packing List 2 x LED driver board