Switch Modes: High Mode,50% Lighting,20% Lighting,off 

Charge Via Portable USB Cable 

Waterproof function IPX7 

Input voltage: 5V 

Max current: 800 mA 

Polymer lithium battery 1000mAH/3.7V 

Fully charged time: 3-6 hours 

The Max. Luminous Flux of High Mode ≥100 Lm 

The Max. Luminous Flux of 50% Lighting ≥50 Lm 

The Max. Luminous Flux of 20% Lighting ≥20Lm 

High level lighting time after fully charged ≥4 hours 

50% lighting time after fully charged ≥7 hours 

20% lighting time after fully charged ≥14 hours