* Under voltage indicator for the whole set

* 1x Extension Cable

5 m Verlängerungskabel

Eine Ladeanzeige wechselt von rot auf grün

we suggest you the other option: fxlion BP-F100U battery

Fxlion 4 CH Smart Charger - 16.8V / 4A V-Mount Netzteil * Under voltage indicator for4 channel V mount Smart fast charger PL Q4BL * Quick charging function. Quick charging cut the charging time to half. * 4 channel simultaneously charging. For example,It takes 4. 8h only to charge 4pcs 250wh battery to full. * Compact in size, easy to carry. Adapted to various charging environments. * Power: 300W. * Charging indicator and smart screen for each channel. Indicator light turns from red to green when fully charged. * Four channels