battery charger

Refills depleted cells

A battery charger is a device that restores energy to rechargeable batteries by passing electric current through them.

Chargers range from simple wall adapters for phones to sophisticated units for car batteries or power tools: I left my battery charger at the hotel.

Fast chargers reduce charging time but may generate more heat.

device

adapter

Device enabling equipment compatibility

  • cableHeavy-duty woven line
  • connectorThing that joins others
  • dockMooring structure at water's edge

plug · outlet · cradle · USB · AC adapter · power supply · induction · LED indicator · maintainer · terminal

function

recharge

Restore electrical capacity

boost · revive · regenerate · trickle charge · maintenance mode · conditioning · equalization · absorption

electrical

current

Directed flow of charge

circuit · transformer · rectifier · capacitor · resistor · diode · conductor · electrode · anode · cathode

portable

compact

Tightly packed together

solar-powered · handheld · pocket-sized · car adapter · universal · backup · power bank · emergency · on-the-go · carry-on

Categories
Opposites
energy flow direction

battery chargerload

Carried weight or burden

power draw · electrical load · drain

power storage vs. power generation

battery chargergenerator

Electricity-producing machine

dynamo · alternator · solar panel · turbine · power plant

power source vs. power consumer

battery chargerelectrical appliance

Powered household device

portable electronics · flashlight · electric motor

Family

battery, charged, charger, charging, batteries, chargeable, chargers, uncharged, rechargeable

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G