This Powerful EDC Flashlight can run on either one single 18650 or two CR123 batteries to put out 1500 lumens. Other great features include USB Type-C Fast Charging and a single switch operation for ease of use. The Fenix E28R also includes five different brightness levels to accommodate any environment plus a strobe mode for personal defense. The E28R is also compact in structure with a rigid aluminum body and IP68 waterproof protection that makes this EDC light more reliable than ever. The E28R can easily be packed in a briefcase or work bag and comfortably fit in a jeans pocket. 
Specifications
Luminus SST40 Cool white LED
1500 Max Output
Outputs
Turbo: 1500 Lumens, 2.1 hours, 656 ft
High: 800 Lumens, 2.5 hours, 459 ft
Med: 350 Lumens, 6 hours, 295 ft
Low: 150 Lumens, 17.1 hours, 200 ft
Eco: 30 Lumens, 73.3 hour, 91 ft
IP68 waterproof Rating
Aluminum Body (A6061-T6)
94° Wide angle beam
Battery level indicator
Lockout Function
USB Type-C Charging (Fast Charging)
Compact Body Design
Batteries
Included: Fenix ARB-L18-3400 18650 Rechargeable Battery
Recommend: One Fenix ARB-L18 Series 18650 battery
Compatible: Two non-rechargeable CR123A batteries
Size
Length: 4.29"
Head Diameter: 1.04" 
Body Diameter: 0.89"
Weight: 2.33 oz (Excluding Battery) 
Included
Fenix E28R Flashlight
Fenix 3400mAh Rechargeable 18650 Battery
USB Type-C fast Charging Cable
Lanyard
Spare O-ring
E28R User Manual
Warranty Card