3 in1 RC Lipo Li-Fe Battery Balancer LCD+Voltage Meter Tester+Discharger 2.6" LCD Li-Polymer/Li-Fe Battery Voltage Meter Balancer /Discharger RC 2s-6s LCD Li-Po Li-Fe Battery Voltage Meter Balancer Discharger Features: The balance function can be executed before/after battery charged, or during battery charging process, to ensure battery pack keeping in excellent condition. Safe and convenient: it supplies instant voltage reading and indicates abnormal cell immediately. Allow Li-Polymer/Li-Fe 2-6 cell balancing and discharging. With its JST connector for external power, the balancer can measure voltage of receiver battery. The big LCD screen can show 6 cell batteries' condition. Only 3 control keys for easy single-handed control. Thermal design on the backside for ventilating and preventing overheating. Detailed instruction sheet is included. Small size and light weight, it is easy to carry. Specification: Color: black Measurable battery type and amount: Li-Polymer/Li-Fe 2-6 Cell (standard voltage 7.4V-25.2V using divided voltage connector) Receiver battery 1.2V-12V DC (Not battery type limit, but need external power 7.4V-25.2V, use JST connector) Balance voltage setting range (lower limit): 2.0V-3.9V (pre-setting value 3.3 V) Discharge voltage setting range (lower limit): 3.0V-4.2V (pre-setting value 3.9V) Item size: 9.3 * 6 * 1.7cm Item weight: 71g Package size: 10.5 * 6.5 * 4.4cm Package weight: 120g Package including: 1 * Battery Voltage Meter