The Q-Batteries semi-traction batteries of the SEM-series are long-term discharge batteries, which are suitable for cyclic uses due to their low self-discharge. The particularly attractive price level qualifies this series for numerous applications. Application: battery electric vehicles, marine, caravanning / RV, floor cleaning, wheelchair, solar systems and more. Features: vented, low maintenance battery, easy acid regulation, high discharge capacity, 300 – 350 cycles (75% DOD).