1、High Accuracy: Ultra high charging accuracy, the error is within 10mV, the charging is fast and accurate, and it has the voltage detection function, which can detect the voltage of each battery at any time. 2、Voltage Display: The voltage display function does not require an external adapter, and can be detected at any time. When not charging, you can directly insert the lithium battery balance plug to check the remaining voltage of the battery. 3、Multiple Battery Charging: This charger can charge 2S, 3S, 4S (7.4V, 11.1V, 14.8V) but only allow one type of battery to be inserted at a time. 4、Multiple Protections: multiple protections, charging with confidence, built in overcurrent, overvoltage, overtemperature, short circuit and other protection modules to ensure stable current and considerate protection of the battery. 5、Automatic Repair: the old battery automatic repair function, the new design balance structure and algorithm, no need to discharge, save energy. Item Type: RC Balance Charger Material: Plastic, Aluminum Alloy, Electronic Components Color: Blue Working Voltage: 9V-16V DC Working Temperature: Minus20 to 45℃ Support Battery Type: 2 to 4S Li ion or Li Polymeric Substance Battery Input Power: ≥30W Charging Power: 25W Charging Current: 1500mA Charging Accuracy: ±10mv Balance Current: 1000mA Display Accuracy: ±10mv Size: Approx. 80 x 50 x 20mm / 3.1 x 2.0 x 0.8in Charger Model: 65 Charger Input: AC 100-240V 50/60Hz 0.65A Charger Output: DC 12V 2000mA Suitable for: Crystal Bombs, BB Bombs, Remote Control Toys, Aircraft Models, Car Models, Ship Models and Other Batteries. 1 x Balance Charger 1 x Charging Cable