5200mah bicycle headlight battery pack, waterproof, large capacity, you can quickly charge.
Bundle binding installation, convenient and firm.
Thick non-slip mat, not easily displaced.
No battery momery effect
Stable operation: Life cycle up to 1000 times
Insde battery protection plate, avoiding over-charging or over-discharge, prolonging the service life
Quality assurance: high quality batteries, high capacity, low resistance
Applications: T6 Bicycle light, headlight, mining lamp, reflector, safety alarm, medical devices and other electical devices.