More charge cycles 11.1V 2000mAh 12V 2AH lithium polymer battery pack for neck massager FOB Shenzhen, NS-3S1P-LP-2000 uses 11.1V 2000mAh polymer lithium battery. The internal resistance of polymer cells is smaller than that of ordinary liquid cells, and the internal resistance of domestic polymer cells can even be below 35mΩ, which is greatly reduced the self- consumption of the battery and prolong the standby time of the mobile phone, which can fully reach the level in line with international standards, suits for solar power system, recorder camera, mobile phone, military equipment, motor and more. If you have an interest in our neck massager lithium polymer battery pack, please do not wait to call us!