More than a car jumper, JS501 (OBD MODULE) possesses up to full OBD2 functions. MUCAR JS501 support Full OBD2 Function. MUCAR MJS501 supports 8 languages. MUCAR JS501 suppo rt BOOSTER Function. So it can safely jump-startmost 12V vehicles(up to 7.0 gas and 5.0L diesel engines).
