YouYang Waterproof LightStick- Rugged Portable Light with Power Bank Lighting Mode features "Cool White Mode 1"; "Cool White Mode 2"; "Red Light"; "Red Strobe Light" & "SOS Strobe Light" to meet all of your usage needs. HI POWER natural spectrum led provide 100 lumens of illumination,CRI(color rendering index)&gt;70. Rechargeable LED Flashlight / Lamp / Torch / Light Stick with Life Time 36,000hrs. 2600mAh battery bank charges up to 3 Smartphone with 1A output can be an important survival tool when need. Each FULL charge allows up to 61hrs of lighting. Rechargeable up To 500 Times. IP68 waterproof portable camping lamp can be submerged in up to 10 meters of water; it provides ideal lighting for underwater photography. Simple and compact, it only weighs 130g so you can easily take it anywhere; it is super pressure resistant and impact resistant. Repeatedly dropped from a height of three meters and was never damaged.