**Additional Technical Info Will Be Added When It Becomes Available. This is the Onyx LiPo 4S 14.8V 4200mAh 30C Battery with Star Connector. Lightweight and economical for sport use Ultrasonically welded cell tabs and balancing wires 2-year limited warranty-Onyx brand batteries are warranted to be free from defects in materials and workmanship for a period of two years from the date of purchase. During the first twelve months, ONYX will, at our discretion, repair or replace without service charge any product deemed inoperable due to those causes. After the first full year of warranty coverage ONYX will provide extended warranty coverage for another 12 months covering only defects in materials and workmanship. Extended coverage is limited and does not cover problems caused by abuse, misuse, and improper maintenance, failure to follow instructions, ordinary wear, or use past the battery s maximum rated number of cycles. Onyx LiPo 4S 14.8V 4200mAh 30C Battery with Star Connector, and JST-XH Balance Connector LiPo compatible charger LiPo charging bag Voltage Rating: 14.8V Rated Capacity: 4200mAh Discharge Rating: 30C continuous 5.2 x 1.7 x 1.6" (132 x 43 x 40mm) Weight: Discharge Lead/Connectors: --AWG Wires, Star Plug Balancing Connector: JST-XH Watt Hours: ALWAYS use a LiPo-approved Charger and Cell Balancer NEVER Charge over 4.2V per cell NEVER Charge at currents greater than 4C NEVER Trickle Charge NEVER allow to Discharge below 2.5V per cell NEVER disassemble or modify pack wiring in any way or puncture cells NEVER place on combustible materials or leave unattended during charging ALWAYS Charge in a fireproof location ALWAYS set charger's output volts to match battery volts ALWAYS keep out of reach of children All weights include wire leads and plugs All weights +/- 1 g All measurements +/- 1 mm jxs 01/22/18 &