2E Power Banks are engineered with a high-quality lithium-ion batteries from Samsung and LG. These portable devices incorporate several levels of short-circuit and overvoltage protection. This ensures security and eliminates the possibility of damaging your device and the Power Bank itself. Charging and discharging circuit protection significantly increases the battery life cycle in comparison with other devices of other manufacturers. 2E Power Banks are made of soft-touch polycarbonate and they have a textured surface. Stone series power banks have roundish design that makes It convenient to hold a power bank in your hand and carry around with you either in the pocket or a small bag.
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