The charge time for two fully charged batteries is 2.5 hours.
Low voltage protection.
Product Model: C6S90-2 Operating Temperature: 32° to 104° F (0° to 40° C) DC Input: 12.3-16 V (Sedan) ; 25-30 V (Coach) DC Output: 26.1 V; 3.45 A; 90 W Charge Time*: Two Batteries: Approx. 2 hr 30 min Four Batteries: Approx. 5 hours Remote Controller: Approx. 3 hr 40 min * The charge time was tested in a lab environment at room temperature and should be taken as reference only.