Super Powerful Fast Charging 3400mAh Large Capacity Battery 18650 USB Type C port Effective

USB charging straightly :This type of battery offers great convenience by using a USB Type C cable instead of a cumbersome charger. The unique USB Type C interface design on the top of the battery makes it different from other ordinary batteries.

Battery Cell Protection:High quality comes from original and brand new cells, providing sufficient capacity and longer battery life.Triple Battery Cells protection :PTC cathode blocking protection；Diaphragm microporous protection；Pressure relief valve protection

Initial Impedance:With excellent battery materials and exquisite manufacturing process, the initial internal resistance of the battery≤180mW, which improves the power performance and discharge efficiency of the lithium battery.

Cycle Life:Can be charged up to 500 times after 500 cycles of complete charge and discharge at 0.2C current., save money from buying huge of one-time used batteries.With high-quality battery materials and exquisite manufacturing process, the initial internal resistance of the battery≤180mW makes the rechargeable battery have better performance.

Environmental Protection:Unlike disposable alkaline batteries, which pollute the environment, powerful rechargeable lithium batteries can reduce pollution. Using rechargeable lithium battery technology, our batteries are reusable. It also saves users the trouble of buying batteries frequently.

Wide Application:In addition to being used for flashlight lights and bicycle lights, this battery can also be used as a universal rechargeable household battery to replace alkaline disposable batteries and power TV remote controls, wireless mouse and keyboard, game controllers, toys and other devices.

Note: For images as an example, you are welcome to customize other capacities.