The rechargeable 3,600mAh battery in this multi-functional item powers the lantern and the flashlight, so you wont need to buy batteries. It also functions as a power bank to charge your phone. The LED flashlight gives you a good option for targeted lighting, while the lantern provides ambient lighting. Use the adjustable silicone handle to carry the flashlight, or to hang up the lantern, but the lantern is also designed to stand comfortably on a level surface. 8 ( l ) x 16.7 ( w ) x 10.8 ( h ) cm ABS & PP Power Bank: lithium polymer battery capacity: 3,600mAh 1 x USB A & 1 x Type C port Type C input: 10W (max): 5V/1A, 5V/2A USB A output: 5W: 5V/1A includes USB A to Type C cable LED torch: 400 lumens 2 brightness levels and SOS function lantern: 350 lumens rotatable brightness adjusting button silicone handle and lantern hook feature packaged in a Swiss Cougar gift box