Autonomous power supply unit (9-12V, 4A) with Li-ion batteries NCR18650B (Panasonic).

Autonomous power supply unit (9-12V, 4A). Li-ion batteries NCR18650B. Литий-ионные аккумуляторы NCR18650B. Автономный блок питания (9-12В, 4А). 100% New Original NCR18650B 3.7 v 3400mah 18650 Lithium Rechargeable Battery For Flashlight batteries-