Blade Mod The Blade is a fully mechanical 18650 Mod a unique new firing design. Instead of the common button, you slide the inner battery tube up with your thumb to activate the Blade. The inner sliding battery tube is very smooth gliding. Owing to the design, when you don't use it, it is also normal that the inner battery housing move around. The blade has a 510/eGo threading for use with most 510 or eGo threaded atomizers. Due to the unique firing mechanism the Blade is able to use almost any 18650 sized battery or an 18500 battery with a Kick device.