Features
- Powerful 550 lumens 
- 5 modes: High Beam, Medium Beam,  Low Beam, Flash, Pulse Flash Pulse Flash: Pulsating flash overlapping a steady beam 
- Polymer body 
- Side visibility for extra safety 
- USB rechargeable lithium  3.7V/1800mAh 
- USB C cable included 
- Charging indicator 
- Low battery indicator 
- Water resistant: IPX4 
- Charge time: 4.5-5 hours 
- Quick release tool free bracket

Charging Indicator： 
<50%: 1 Green LED flash 
50-75%: 1 Green LED steady  and 1 green LED flash 
75-100%: 2 Green LEDS steady  and 1 green LED flash 
100%: 3 green LEDs steady 

Low battery indicator： 
>75%: 3 Green LEDs steady 
50-75%: 2 Green LEDs steady 
25-50%: 1 Green LED steady 
<25%: 1 Green LED flash 

Easy to use: 
- Press power button to turn on.  
- Press again to cycle through modes 
- Press and hold the button  to switch off.