ProTek RC 2S LiPo 20C Battery (7.4V/2100mAh) (Receiver Battery)

The ProTek RC 2S 2100mAh 20C Lithium Polymer battery pack is designed for use as a receiver battery in helicopters and airplanes. It features a pre-installed T-Style Ultra connector and a 3-pin Align/E-Flite compatible balance connector.

Specifications

• Type: Lithium Polymer
• Capacity: 2100 mAh
• Voltage: 7.4V nominal
• Number of Cells: 2
• Configuration: 2S1P
• Connector Type: T-Style Ultra (14 GA Wire)
• Balancer Type: Align/E-Flite compatible (XH)
• Weight: 115g
• Dimensions (WxLxH): 36 x 107 x 15mm
• Maximum Charge Rate: 2C (4.2A)
• Maximum Continuous Discharge: 20C (42A)
• Maximum Burst Discharge: 40C (84A) for 3 seconds

Important Safety Information

• Always balance charge the battery using a Li-Poly specific charger. NiMH or NiCD-only chargers will not work.
• Do not leave the battery in your model or leave it unattended while charging. Always use a LiPo charging bag.
• Do not over-discharge or over-charge the battery. End voltage cannot be lower than 3.2v per cell.
• Discharging capacity cannot exceed 80% of the pack's maximum capacity after full charging.
• Fully charge a new battery before use and discharge it only 50% for the first 5 cycles.
• Monitor race time or set a low-voltage warning on the ESC.
• Do not expose the battery to sunshine or store or charge it above 35°C or in a closed car.
• If the battery becomes hot during fast charging or high-current discharging, allow it to cool completely and wait about 20 minutes before inspection and recharging.
• Read and understand the instructions carefully before operating this battery.