The Lost Vape Ursa Multi Kit made of genuine leather and solid wood for an elegant and luxurious experience. The Ursa device uses a single 18650, 20700 and 21700 (not included). With 21700 battery you can use the device up to the maximum output range 100W. The Ursa Pod Multi Kit comes with 2ml Ursa Pro Pod with 810 size drip tip and 2ml Ursa Pod with 510 Drip tip.