BMX SolidSafe 5000mAh Solid-State Magnetic Power Bank - OrangeCharge your devices without fear when using the SolidSafe 5000mAh Solid State Magnetic Power Bank from BMX. Inside most lithium batteries is a liquid electrolyte that acts as fuel during thermal runaways, which can cause violent reactions and fire if the battery is damaged. With only about 2. 5% liquid inside the mostly solid semi solid SolidSafe, the same technology used in EVs and by the aerospace industry, the chance of swelling and violent