This set includes 2 rechargeable 3.7V 500mAh lithium batteries, perfect for RC cars such as DE35, DE38, DE40, and DE50. Each battery comes with a USB charging cable, making it easy to recharge via PC, power bank, or standard USB adapters. Designed with built-in protections against overcharging, overcurrent, and short circuits, these batteries ensure safe use, even for children's toys. Compact and lightweight, they're great as a reliable backup or replacement. Enjoy uninterrupted play sessions with this dependable power source.
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