1. 4 Light Modes: A1-Mid Light On--A2 -Side Light On--A3 -3 Lights On--A4 -Flashing 2. The backpack has 4 battery indicators and 3 red warning lights. 3. Battery box power display: when charging, (25-50-75-100) lights up, discharging: (25-50-75-100) lights off, the switch of the battery box can still be controlled: full On-flashing.
Specifications:
Charging time: 5-6H Working time: A1 10 hours, A2 5 hours, A3 3 hours Battery type: built in polymer battery 1800mAh Charging port type: Micro charging port Charging voltage: 4V Working power (W): 4W Working current (A): 1 Working temperature: -25Celsius - 50Celsius Colour: Black Waterproof grade: IPX4 Irradiation distance: 100 meters Product Net Weight: 214g Product size: 54x84x42mm Material: ABS+AL Colour temperature range (K): white light 7000-8000
