Acebeam EC20 Flashlight Black ACBEC20BLKN. 3" overall. Water resistant. Impact resistant. Rechargeable. Clip. Strobe. SOS strobe. 5000K LEDs. Magnetic tail cap. Knurled milling pattern. Tail stand capability. Stepless dimming. Stainless side switch. Power indicator. AUX light mode (Red Green Blue Multi). Modes: Turbo (1900-470-25 lumens 35s+2h 30m+1h runtime); High (1000-470--25 lumens 5m+2h 20m+1h runtime); Med1 (400-25 lumens 3.5h+1h runtime); Med2 (140-25 lumens 9h+1h runtime); Low (25 lumens 24h runtime); Ultralow (1 lumen 36h runtime); Beacon (1000 lumens 7h runtime). Requires (1) 18650 battery (included) or (2) CR123A batteries (not included). Aluminum construction. Color: Black. Boxed with hanging tab. Package Contents: Acebeam EC20 Flashlight Black