The Golisi Needle 4 Smart USB Battery Charger is a compact and practical mini charger which utilizes a USB power port to charge cylindrical rechargeable batteries of lengths ranging from 32mm to 70mm.

Its military grade loading spring and fireproof ABS/ PC case ensure the Golisi Needle 4 Smart USB Battery Charger has a long cycle life. With LED indicators to show the charge state of your batteries and the ability to charge over-discharged batteries, this truly is a smart battery charger.

Golisi Needle 14 Smart USB Battery Charger Specifications:

Input: DC 5V / 2.0A

Idling Output Voltage: 4.2V

Output current: 0.5A / bay

Protection Mode: Short Circuit Protection; Over-Current Protection; Reverse Connection Protection

Case Material: ABS/PC (Fire proof material)

Loading Spring: Military grade Spring, > 100,000 cycle time. (Smooth and durable)

Working Temperature : 0-40 Celsius

Battery compatibility: Li-ion 18350, 18650, 20700, 21700, 26650 / Ni-mh / Ni-cd /aaa/ aa (almost all types of cylinder shape rechargeable batteries)

Activate Battery: it can activate 0 voltage li-ion battery

Quality certificates: RoHS, CE, FCC, EMC

Portable and safe smart charger

Indicator light:

Green: charger standby or battery fully charged

Red: charging

What’s in the box:

Golisi Needle 4 Smart USB Battery Charger

USB cable

User Manual