This is a Reedy 2S 7.4V 2100mAh Li-Po Receiver Battery. This ultra-high capacity Li-Po receiver battery is perfect for the nitro enthusiast who seeks long run times and wants to eliminate charging hassles.

This is a Hobbico LiFeSource 6.6V 2100mAh 10C Receiver Pack. Hobbico's new LiFeSource brand takes advantage of the latest LiFe (lithium iron phosphate LiFePO4) technology to create a lightweight, high energy density battery.

This is a Team Associated Reedy 2S 7.4V 1600mAh Li-Po Receiver Battery with Standard Power Plug and JST-XH Balance Plug. Reedy is proud to introduce this new receiver battery pack for use in nitro-powered cars, buggies and trucks that require a stick configuration. This Li-Po battery provides plenty of duration for long main events.

Li-FE (Li-FePo4) receiver batteries from Hobby People. These great packs are compatible with almost all radio systems, most servos, and hold their charge! All without a regulator!