EROCK 21V 5A Power Supply Adapter Charger for 18V 18.5V Llithium Battery DC 5.5*2.1mm

21V 5A Power Supply Adapter Charger for 18V 18.5V Llithium Battery DC 5.5*2.1mm
18v 18.5V lithium battery charger 21V 5A 100-240V Li-Ion battery charger For
Electric wheelchair electric scooter
This product is widely used in the IT information industry, electronic
appliances, household appliances, LED lighting, AV audio and video equipment,
various types of rechargeable battery packs, electric vehicle power systems,
photovoltaic energy storage, medical equipment, robots, electric scooters, and
other products
Specifications:
lnput: 100-240VAC,50/60Hz
Applicable to Battery Type: 21V Li ion Battery
Output: 21V 5A
Charge indicator: Charging the red light is full of green light
Security protection: OVP/OCP/ Overload protection/ Short-circuit protection
Color: Black
Power Max: 105W
Connector: DC 5.5*2.1
Plug: US
- Purchase Notes:
Please make sure whether your battery model matches the charger, and make sure
that the positive and negative poles of the connector are the same as your
original charger. If the positive and negative poles are different, the charger
will always display a green light and cause it to fail to charge.
Package included:
1*Pcs 21V 5A Charger
1 *Pcs power power cable

Use and maintenance of the charger:
1. When charging, first connector to the battery, then connect to AC; after
full, cut off AC, then pull the battery plug. If you pull the battery
plug first while charging, especially when the charging current is large (red
light), it is very easy to damage the charger.
2. When the LED light turns green, please continue charging for 2-3 hours.
3. Please do not run out of battery power, then charger. Otherwise the battery
cannot be protected or even damaged.
4. long-term shallow discharge battery, about 3 months, for a deep discharge,
is the so-called re-lighting, which is conducive to the activation of long-term
immobile material in the deep part of the battery. Luminous means that riding
the controller battery undervoltage protection action.
5.Please use the charger in a dry place in time.
6.When you do not use the charger, do not always connect the power supply.
7.Please confirm your battery, Because it is used to charge the lithium
battery. Do not use the charger on the LiFepo4 battery, otherwise the charger
will be got incredibly hot