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Dear SEASTAR users：
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Dear SEASTAR users：
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Display screen : No
Quick charge : Yes
Type : Electric
Intelligent Charge : Yes
Certification : CE
Package : Yes
Model Number : 21V 2A
Use : Standard Battery
21V 2A Lithium Battery Charger Electric Screwdriver 18V 5Series 18650 Lithium Battery Wall Charger DC 5.5 * 2.1 MM Free shipping
Product specification：
Input: AC100-240V 50/60HZ 0.8A
Charging voltage: DC 21V
Charging current: 2A
Charging mode: CC-CV
Charge indicator: Red light = charging, green light = fully charged
Charger port: DC5.5 x 2.1/2.5
Dimensions: 94 x 47 x 33 mm
Security protection: OVP/OCP/overload protection/short-circuit protection
Application: Lithium batteries (lithium-ion batteries, lithium polymer batteries) the nominal voltage of the battery pack is 18V-21V
Protective functions:
1. Input over-current protection
When the input current is greater than 2A, the charger will cut off the fuse to avoid internal circuit abnormalities causing fires and other risks.
2. The output current protection
Li-ion battery charger for charging current is limited to a range to maintain battery safety and battery life.
3. Short-circuit protection
When the charger is improperly used, the charger output current will be 200mA or less to avoid damage.
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