Charger / power bank for 18650 / 20700 / 21700 Li-ion batteries

Rechargeable Battery Samsung INR18650 2500mAh Li-ion 3.7V 20A unprotected features:
IMPORTANT: This battery does not have a protection circuit.
Use it at your own risk.
Do not charge over 4.2V
Do not discharge below 3V
Do not change polarity
Do not heat the battery, or expose it to high temperatures
Do not wet or expose to environments of High humidity
For long periods of storage it should be stored below 45 ° C
After long periods of storage you will probably need to do some charging cycles to increase the capacity again.
Quantity: 1 unit
Nominal capacity: 2500mAh (0.2C, 2.75V discharge)
Minimum capacity: 2450mAh (0.2C, 2.75V discharge)
Charging voltage: 4.2 ± 0.05 V

The battery with PCB protection circuit that protects the battery against overcharges and over-discharges, increasing battery life Rechargeable battery XTAR 18650 3000mAh Li-ion features:
- the cell used: Panasonic-Sanyo
- capacity: 3000mAh
- nominal voltage 3.6V
- recommended maximum charge current 1.5A
- recommended maximum discharge current 4.5A
- maximum charge voltage 4.25V
- dimensions:
diameter: 18.40mm ± 0.3mm | height: 68.80mm ± 0.5mm - weight 48.5g - quantity: 1 unit

High capacity 18650 battery made of Li-ion technology with electronic protection and integrated micro USB socket for direct charging

Super capacious 9V battery made in Li-ion technology, direct charging possible via micro USB port!

tested capacity - real capacity - min. 500 mAh, battery precharged to max. 30%.

Characteristic: - Lithium Battery WITHOUT Protection
- Nominal capacity: 2600mAh (discharge of 0.2C, 2.75V)
- Minimum capacity: 2550mAh (0.2C, 2.75V discharge)
- Charging voltage: 4.2 ± 0.05 V
- Nominal voltage: 3.63V
- Charging method: DC-CV (constant voltage with current limited)
- Charging current: standard charge: 1300mA, fast charge: 2600mA
- Charging time: standard charge: 3 hours, fast charge: 2.5 hours
- Max. Charging current: 2600mA (ambient temperature 25 °)
- Max. Discharge current: 5200mA (ambient temperature 25 °)
- Discharge cut-off voltage: 2.75V
- Cell weight: 47.0g maximum
- Cell dimension: Height: 65.00 mm max., Diameter: 18.40 mm max.

Rechargeable battery XTAR 18650 2200mAh Li-ion features:
- With PCB protection circuit that protects the battery against overcharges and over discharges, increasing battery life
- Quantity: 1 unit
- Authentic Protection Battery

Panasonic rechargeable battery NCR18650B 3400mAh Li-ion 3,6V features:
- Nominal capacity: 3350mAh (0.2C, 2.5V discharge)
- Minimum capacity: 3250mAh (0.2C, 2.5V discharge)
- Charging voltage: 4.2 ± 0.05 V
- Nominal voltage: 3.6V
- Charging method: CC-CV (constant voltage with limited current )
- Charging current: standard charge: 1625mA,
- Charging time: standard charge: 4 hours,
- Max. Discharge current: 6500 mA (ambient temperature 25 °)
- Discharge cut-off voltage: 2.5V
- Cell weight: 47.5g maximum
- Cell dimension: Height: 65.30 mm maximum, Diameter: 18.50 mm maximum
- Operating temperature: charge: 0 to 45 ° C, discharge: -20 to 60 ° C

The Ansmann 16340 3.6V lithium-ion protected battery (RCR123A) with USB charging socket is extremely long-lasting and can be recharged up to 2000 times even under difficult conditions of use.

Samsung Li-Ion battery without protection with nominal capacity of 2850mAh and nominal voltage of 3.65V.

Samsung Li-Ion battery without protection with nominal capacity of 3500mAh and nominal voltage of 3.6V.