ITEM NAME:2S 2 Series 18650 Li-ion Lithium Battery Charger Protection Board 4A 7.2V 7.4V 1 pc module Only ship to the confirmed address provided by.Internal resistance:protection circuit:(MOSPET) ≠¤ 21mÃŽ ©. Detection status:external short circuit. Over-current protection. Single current consumption (consumption) ≠¤6uA. Short-circuit protection. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.