Before purchasing a charger, please confirm that your battery type, nominal voltage, charging voltage, and the acceptable charging current (recommended 0.2C charging current) match the product description below. If you are unsure whether the charger is suitable for your battery, please contact our customer service for assistance. 

Spezifikationen
1. Input voltage: 220 V
2. Output voltage: 21 V (the charging voltage for the battery)
3. Lademethode: CC/CV
4. Charge current: 10 A
5. Geeignet for: 5S 13,5 V lithium battery (nicht for battery cells)
6. Weight: 0.8 kg
7. Abmessungen: 135 x 90 x 50 mm
8. Betriebstemperatur: -20 °C bis +45 °C
9. Wirkungsgrad: > 85 %
10. Ladestecker: EU-Stecker (wenn Sie einen other Netzstecker need, wenden Sie sich bitte an unseren Kundendienst)
11. Optionaler Ladesteckertyp: XT60, XT90, Anderson 50A, Anderson 45A Krokodilklemme, M8, M25, XLR, IECC13, GX16-2 (1+2-), GX16-3 (1+3-) etc. (If the version you need is not listed here, please contact our customer service).
12. Hochwertiges aluminum casing mit Cooling fans sorgt for einen reibungslosen Betrieb des charger's. 13.Anwendungen: Batteries, Elektrowerkzeuge, E-Bikes, Roller, Electric vehicles, Autos, Golfwagen, Roboter usw.

Schutzmodus
1. Kurzschlussschutz
2. Overflow protection
3. overvoltage protection
4. Verpolungsschutz
5. overtemperature protection

Use:
Before use, it should be checked whether the battery charger is suitable for the type of charger model. If the model does not match, the charging process may be abnormal and seriously damage the battery.
2. The battery must be connected correctly. Do not reverse the polarity! (Red + Black or Brown-, Blue + or Red + Blue -).
3. Then plug the power cord into the outlet and the charger will start charging the battery.
4. When the voltage is full, first unplug the charger and then remove the battery plug.

delivery contents
1 x 21 V 10 A charging device