Golisi Needle 1 Intelligent USB Charger with the one battery slot 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 case ensures the Needle1 has a long cycle life.


Main Feature:
1. Compact. Needle 1 is 3.4cm only in width
2. Military-grade quality loading spring, fireproof case
3. Portable. Needle 1 utilizes 5V/1A USB power port input (adaptor not included), which allows charging at more occasions
4. High compatible. Needle 1 works with rechargeable batteries of length ranging from 32-70mm
5. Revolutionary updated of IMR batteries
6. Automatically cease charging when batteries are full
7. Against backward installation, auto temperature control
8. Tested safe under extreme lab environment

USB Ports: Power input at DC 5V / 2A, with or without an adaptor  (Adaptor is not included )
Output Current: 0.5A
Safety Protections: Short Circuit Protection; Over-Current Protection; Reverse Connection Protection; over-heat protection
Case Materials: ABS, PC. Fireproof
Battery Compatibility: Li-ion 18650, 21700, 26650 / Ni-Mh / Ni-Cd / AAA / AA (almost all types of cylinder shape rechargeable batteries)