Gpower Battery Charger- 4S

1. This product charges only for Ni-MH/ Ni-CD battery or Li-ion battery. If charging other batteries maybe lead to explode, break the batteries or weep and make personal injury and property loss.
2.Using charger in the wrong way maybe gets an electric shock.
3.Use the battery indoor and do not in the rain or snow.
4.Do not break or assemble the charger.
5.Do not put heavy stuff in the charger.
6.Children should be supervised by adults during using the charger.
7.Use the charger in the temperature of 0℃-35℃
8.Do not use or store the charger under the direct sunlight, nearby the heated equipment and other high temperature places.


Brand NameGpower Charger
Suitable for14500, 18350, 18650, 26650
Operating Temperature0℃-35℃
Storage Temperature0℃-40℃
Operating Humidity35%-95%
Storage Humidity45%-85%
Testing Temperature25℃±10℃
Atmospheric Pressure70-106Mpa
Charger Size
136mm*120mm*35mm (L*W*H)
Charger Weight180g
PackagingPlastic bag or bubble bag, Neutral box


1.Microcomputer IC controls charging process: CC/CV/Trickle charging, to make sure the battery is full charged and won’t be over charged; each slot controls independently; Mixed charging mode.

2.LCD instantly shows the charging process, battery voltage, charging current and capacity.

3.Discharge and test batteries’ capacity function.(Updated one)

4.Applicable batteries Compatibility: various kinds of cylindrical chargeable batteries (Diameter: below 26mm, height: 34-70mm) Charge 3.7V Li-ion or 1.2V Ni-MH/Ni-CD batteries

5.Adopt Negative voltage control technology to improve charge efficiency.

6.Protect opposite connection and short circuit. (Do not display battery symbol and voltage.)

7.Activate automatically for Li-ion batteries with protection board, which are instantaneous short circuit.

8.For the batteries’ voltage below 0.5V, LCD does not display battery symbol and voltage and shows “NULL”.

9.Two types of charging current: 0.5A, 1A. (According to different capacity)

10.Two types of discharging current: 0.25A, 0.5A. (According to different capacity)

11.Stainless steel rail is more durable and smooth.

12.Worldwide voltage, suitable for the whole world.

13.12V car adapter is available.

14.Sound prompt function (Any slot completes a charging or discharging step, prompt tone rings.)