Features:
100% Brand new and high quality.
The case can hold 4 x 18650 batteries (battery is not included)
Size:9cm x 4.5cm x 4.5cm.
Cable length: 55cm
Use four 18650 batteries to power bicycle lights. Supports rain riding, can not be used for diving.
Suit for X2, X3 bike light and cell phone
Output voltage: 8.4V, input voltage: 8.4V; Standard 5.5DC connector (5.5mm x 2.1mm), USB Output: Max. = 2A; DC Output: MAax. = 8A.
Put 4 x 18650 batteries (pay attention "+" "-" pole) into the case, waist the black button to make the cover fix tightly.Then connect the bike light or cell phone
This product is easy and convenient to use.
Material: Plastic and metal.
Waterproof: IPX4
Package Included:
1 x 18650 battery case holder (Batteries not included)