b3 rc lipo 2s-3s battery balancer charger 7.4v-11.1v rc pro compact charger b3ac fly rc <p>specifications:</p> <p>color: black</p> <p>material: plastic</p> <p>input voltage: ac 100v-240v</p> <p>balance charge current: 850ma</p> <p>max charger current: 3*800ma</p> <p>display: 3x color led</p> <p>power plug: us plug</p> <p>display: green & red led</p> <p>dimension: 90 x 55 x 35mm/3.5 x 2.2 x 1.4 inch</p> <p>easy and convenient to use</p> <p>package included:</p> <p>1 x b3 pro balance charger</p> <p>1 x power adapter cable (us plug)</p> <p>precautions:</p> <p>1. receive the charger, first connect the charger's power cord, connect the power cord to the socket, the charger's indicator light shows three green lights for the charger is normal, if the charger three indicators are not if it is bright or has a red light, it is abnormal.</p> <p>2. after confirming that the charger is normal, you can directly connect the battery. the two interfaces, 7.4v and 11.1v, cannot be connected to the battery at the same time. only one interface can be charged at a time.</p> <p>3. the battery is filled with a string of green lights. the three green lights are all on, that is, the battery is full.</p> <p>4.11.1v lithium battery, connected to the charger is three red lights, 7.4v lithium battery, connected to the charger is bright two red lights a green light, because 11.1v is three strings of batteries, 7.4v is two strings the battery, so charging only two ways is receiving charging.</p> <p>5. insert the battery after plugging in the power first, the order can not be wrong.</p> <p>6. if there is a flashing light, please pull out the battery and do not continue charging.</p> <p>7. the charger only supports lithium battery charging. do not try to charge other types of batteries.</p>