- Output / Runtime: 50 Lumens (5 hours), 13 Lumens (16 hours), Flash mode (48 hours) - Safety: Safety runtime mode + 3 hours - Light Type: 4 LEDs - Battery: USB rechargeable Lithium Polymer, 500mAh - Charge time / port: 1 hour (2A), Micro USB - Steady modes: Low, High (remembers last mode) - Flash modes: Flash, Day Flash, Steady Flash (remembers last mode) - Weight: 23 grams - Mounting: Strap mount and clip compatible with various surfaces - Water resistance: IPX4