DD4R - the world's smallest and lightest level of 3300 lumens rechargeable flashlight. - 4 CREE XM-L (U2) LED level. - Built-in multi-function liquid crystal display (protected by patents). - Built-in thermal protection; prevents the torch from overheating. - A variety of power supply compatible, you can use the 18650 lithium CR123 battery. - Built-in with security detection, intelligent charging circuit, charging convenient, fast, safe. - Can be placed up to four 18650 batteries and eight CR123 batteries to achieve long life, exceptional circumstances may be used in combination at least one 18650 battery or two CR123 batteries. -5 Brightness and optional features. - Display comes with a battery indicator or battery indicator lights, you can prompt the remaining battery power. - Double-sided coated scratch-resistant optical lenses. - Precision metal reflector cup system optimization technology. - Aerospace grade aluminum alloy. - Army regulations three hardened surface treatment. - In line with IPX-8 waterproof standard (2 meters underwater). Wish to select your desirable products. Welcome to order!