Lupine Lighting Piko X3 | 900 Lumen; 13W Headlamp Kit The Lupine Lighting Systems Piko X3 features various preset functions while providing for easy in-the-field adjustments. The functions are programmable from the unit and can be adjusted anywhere at anytime via the PCS (control switch) on the unit. Lumens: 900 @ 13W, Runtime: 1h 40min to 45 hours, Weight: 180g, 55g lamphead, 30g headband, Lamphead Dimensions: 32 x 40 x 24mm, Dim levels: 5 steps from 0.4W (50 Lumens) to 13W (900 Lumens), Candlelight function: 0.4W, Special modes: SOS, Alpine emergency signal, RVLR, PCB: Reversible cut-off at short circuit, over-voltage, under-voltage, Lens: 22 degree Optics (Collimated Lens Technology), Color temperature: 6000K (5% tolerance), LED-Board: Aluminum, Temperature control: active Hardcase battery 2.5 Ah specs: Casing Material: polyamide, Battery: 7.2V2.5Ah, Watt hours: 18Wh, Dimensions; 79 x 41 x 26mm, Weight: 125g, Protection class: IP 68 (waterproof), IK 09 (impact strength), Cell type: Sanyo UR18650F Runtime and Illumination: Up to 1:40 h at 13 Watt (900 lumen); Up to 2:40 h at 7 Watt (560 lumen); Up to 4:40 at 4 Watt (360 lumen); Up to 9 h at 2 Watt (200 lumen); Up to 45 h at 0.4 Watt (50 lumen) Electronics: Reserve Tank, Deep discharge protection, Voltage Count, The individual programs are selected via Quick Select: Simply depress the switch for as long as is required to select the desired program; it will be indicated by the LED on the control switch: 2-Step-Mode: 13W + 1.3W, 3-Step-Mode: 13W + 4W + 0.4W (Factory setting), 4-Step-Mode: 13W + 7W + 4W + 0.4W, 3-Step-Mode: 13W + 1.3W + RVLR, 3-Step-Mode: 13W + 1.3W + Alpine, Emergency Signal, 3-Step-Mode: 13W + 1.3W + SOS