Richly1000 Lumen Cree 501b T6 LED Flashlight Torch with 18650 Battery and Charger Materials: Made of ABS materials and T6061 aircraft aluminum alloy. Light Source: CREE XM-L T6 LED, ultra-bright and long lifespan. Power Source: 1 x 3.7V 18650 Battery 5 switch Mode: High / Middle / Low / Strobe / SOS Richly After Service: 30 Days Money Back Guarantee, 12 Months Warranty!