EVPEAK LiPo Battery Balance Charger Black Version AR1 500W 25A DC Lipo Battery Charger Discharger for LiPo/LiHV/Life/NiMH/NiCD/Pb Battery Packs Small size and weight; graphical interface, simple operation ;Ajustable and end voltage controlled ; It bring the powerful 500W and 25Amp output, features touch screen interface compatible the new High Voltage Lithium Batteries charging programattery) ; Mini USB port for firmware upgrade&PC monitor communication; Maximum saftey protections:Safety time,short circuit,reverse polarity,thermal,over current; It offer up to 25A charge current and offer the charge graph and cell inter-resistance interface. High efficiency synchronous boost&buck circuit; Recover charge function ; Charge,Discharge,Storage and Cycle functions;