This F21i is a 2 in 1 charger & power bank that is specially designed to charge the Nitecore i series batteries, which have dual polarities at both ends, making them unable to charge in regular battery chargers, and therefore could only be charged in the compatible torch until now.
Included with it is the Nitecore 21700 5000 mAh 15 A high discharge lithium-ion protected battery (NL2150HPi), which is charged by inserting the battery and connection it to a power source using the included USB-C to USB-C cable. The blue charging indicators will begin flashing to show charging is in progress, and once all three indicators are solid blue charging is complete.
A dual way 18 W USB-C port allows for faster charging, with QC (quick charge) and PD (power delivery) charging protocols available when using a suitable adaptor (not included). The white indicator will turn on to show the charger is in fast charging mode.
The power bank function that allows you to charge external devices by discharging the inserted battery and plugging the charging cable of the device into the USB-C port on the end of the F21i. A fully charged battery can provide approximately 1 charge for an iPhone 12.
To check the status of the battery power simply tap the USB-C port which has a built-in touch sensor. One blue light indicates 30% or lower, two lights is 70% and three lights is fully charged at 100%. A a foam padded plastic carry case houses the battery, charger and when not in use to keep everything together and protected, and also comes in handy for traveling.
Compatible with the following Nitecore batteries: NL2140i, NL2140HPi, NL2142LTHPi, NL2145i, NL2145i, NL2145HPi, NL2150i and NL2150HPi
Always fully read the manual before use.
Specially designed for dual polarity i series batteriesSpecifications
Power bank function & charging function
Thermal and short circuit protection
Over-discharge, overcharge, overcurrent and over voltage protection
USB-C Input: 5 V, 2A / 9 V, 2 APackaging and Contents
USB-C Output: 5 V, 2.4 A / 9 V, 2 A / 12 V, 1.5 A
Battery Output: 4.2 V, 4 A (max)
Weight: 22 grams
Dimensions: 27.4 x 112.5 mm (with battery fitted)
Supplied in retail packaging and includes:
Nitecore F21i charger & power bank x 1
Nitecore NL2150HPi lithium-ion battery x 1
USB-C to USB-C charging cable x 1
Plastic case x 1
Manual x 1
1. Charge only compatible rechargeable 3.6/3.7 V lithium-ion batteries.
2. Charging any other types of batteries may cause them to leak rupture or explode.
3. Do not disassemble or modify any part of the charger or use as a power source.
4. Always unplug the charger from outlet before attempting maintenance or cleaning.
5. This charger should not be used by persons without adequate training or knowledge.