Before purchasing a charger, please check whether the battery type, nominal voltage, charging voltage and acceptable charging current (recommended charging current 0.2C) are consistent with the product description below. If you are not sure whether the charger is suitable for your battery, please contact our customer service for support.

Specifications
1. Input voltage: 220V
2. Output voltage: 21V (the charging voltage for the battery)
3. Charging method: CC/CV
4. Charging current: 5A
5. Suitable for: 5S 18.5V lithium battery. (not for lead-acid battery)
6. Weight:0.8kg
7. Dimensions: 135*90*50mm
8. Operating temperature: -20 °C to +45 °C
9. Efficiency:85%
10. Charging plug: EU Schuko plug (if you need other power plug, please contact our customer service)
11. Optional charging plug type: Anderson 50A, XLR, IEC C13 (3P plug), GX16-2(1+2-), GX16-3(1+3-), XT60, XT90, M25, DC5.5*2.5/2.1, RCA, Anderson 45A , Alligator clip, M8 etc. (If the version you need is not listed here, please contact our customer service).
12. With the LED display, all charging data can be displayed in real time.
13. High quality aluminum housing with cooling fans, ensures the charger runs smoothly.
14.Applications: batteries, power tools, ebike, scooter,electric vehicles, cars, golf carts, robots, etc.

Protection mode
1. Short circuit protection
2. Over current protection
3. Over voltage protection
4. Reverse polarity protection
5. Over temperature protection

How to use:
1. Before use, it should be checked whether the battery charger matches the charger model type. If the model does not match, the charging process may be abnormal and the battery may be seriously damaged.
2. The battery must be connected correctly. The polarity must not be reversed! (Red + Black- or Brown- Blue + or Red + Blue -).
3. Then plug the power plug into the socket and the charger will start charging the battery.
4. When the voltage is full, unplug the charger first and then unplug the battery plug.

Package list
1*21V 5A charger