SAMSUNG INR 18650-25R battery of 2500mAh for your mechanical...
521 Tab Mini
The 521 Tab Mini is the most used ohmmeter in the world of reconstructible, it is simple but complete and especially very accurate which allows to attempt any type of editing without any problem. It is equipped with a "FIRE" button that heats its resistance to work safely. It is compatible with all rebuildable atomizers with a 510 thread pitch, and is large enough to accommodate any diameter. The 521 Mini Tab works with a 18650 battery and is USB rechargeable which gives it a certain weight to allow it to stay fixed during your editing. It is also provided in the 521 Master Kit which includes all the tools you need.
18650 battery not supplied.