Joernso TrustFire EB02/EB03 Bike Waterproof 8.4V 18650 Battery USB Power Bank Case Box

Specifications:
This battery box only fit for 4.2V 18650 li-ion rechargeable battery (please use two same capacity battery for installation).
Connect the 8.4V charger output port to the battery box DC round port for charging.
Battery box round port is connected to 8.4V bike light, it could be output or input 5V USB port only for output, can connect to mobile phones and other digital products.
USB power supply max up to 2100mA greatly shorten charging time.
Have overcharge, overdischarge, overcurrent three protection functions.
Magic tape to make installation more convenient and fast.

Item Name: Battery Box
Material: Plastic + Metal
Waterproof: IP67
DC Interface Voltage: 8.4V
DC Interface Current: 2000mA
USB Interface Voltage: 5V
USB Interface Current: 2100mA
Standby Current: 75μA
Suitable Battery:
EB02: 4 x 18650 Batteries (Not Included)
EB03: 6 x 18650 Batteries (Not Included)
EB02 Size: 102mm x 49mm x 46mm/4.01" x 1.93" x 1.81" (Approx.)
EB03 Size: 102mm x 70mm x 46mm/4.01" x 2.76" x 1.81" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
1 x Battery Box (Not Included Battery)