Product Description EJ 48V EV lithium batteries * Battery size: GC2 (10.2' X7.1X9.7') * Terminal type: M8 * Batteries can be in paralleled to be 48V 120Ah/150Ah/180Ah/240Ah. 51.2V battery pack – Lithium-Iron-Phosphate (LiFePO4) – 30Ah High lifespan: two thousand cycles and more (see chart) Deep discharge allowed up to 100 % Ultra safe Lithium Iron Phosphate chemistry (no thermal run-away, no fire or explosion risks) Embedded BMS (Battery Management System): improve lifespan