52V (14s) 14.5 Ah downtube battery, with 42 Samsung INR21700-50G cells and a 40A continuous BMS, assembled in a downtube enclosure with On/Off switch and 3-pin ST charge plug. This battery can be charged up to 8A.

Features include:

• Push Button for 4 LED Charge Indicator
• Installs to Waterbottle Eyelets on Downtube
• Mechanically Locking Key Switch
• ON/OFF Rocker Switch included
• Mini ST 3-Pin Charging Port for High Charge Currents