New Turnigy Balancer & Charger Balance and Charge 2S 3S parallel USA Turnigy balancer & Charger 2S-3S . Fits all Zippy 3S or 2S packs and charges at a rate of around 800mAh. . This is an excellent & cheap solution to charging 2 or 3S lipoly. Connect 4-5 chargers at once and charge multiple packs from the same power source! . Input: 12~15v DC .