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The Golisi Needle 4 Charger features a military-grade spring that holds four cylindrical batteries ranging from 32-70mm in length. The product has a powerful performance under the compact and portable appearance, supporting USB 5V/2A USB power port, capable of charging most of the smartphones on the market.The Golisi Needle 4 Charger has an automatic temperature regulation system, you can know the temperature of the charger through the No. 4 pin which is made of fire-resistant material to ensure the safety of charging. It also offers 4 safety protections including Short Circuit/Over-Current/Reverse Connection and Over-Heat.
FEATURES：
Size：100*90mm
USB Port：5V/2A USB power port input
Activate Battery：It can activate 0 voltage li-ion battery
Output Current：0.5A
Case Material：ABS/PC (fire proof)
Loading Spring：Military grade Spring
Battery Compatibility：3.6/3.7V Li-ion batteries in length ranging from 32-70mm, up to 32mm in diameter
Military-grade quality loading spring
Automatically cease charging when batteries are full
Against backward installation, auto temperature control
Revolutionary update of IMR batteries
Auto smart temperature regulation ans protection
Safety protection: Short Circuit/Over-Current/Reverse Connection/Over-Heat Protection
PACKAGE CONTENTS：
1* Golisi Needle 4 Charger (batteries not included)
1* USB Cable
1* User Manual
