3.7V 800mAh Li Ion Rechargeable Battery With JST Plug And USB Cable For Huina 1337 1338 RC Construction Trucks Lightweight Replacement Battery Pack With 5.4x3.0mm Connector And 51mm Length

2-Pack 3.7V 800mAh JST Battery with USB for Huina 1337/1338
✔️ 3.7V Li-ion 800mAh, JST 5.4x3.0mm, 51x17.5x14 mm (2.00x0.69x0.56 in)

This compact Li-ion battery pack is designed as a lightweight replacement for Huina 1337/1338 RC construction trucks and other 1S JST-powered models.

✅ 3.7V Li-ion rechargeable battery
✅ Capacity about 500-800 mAh (actual varies by cell)
✅ Dimensions 51 x 17.5 x 14 mm (L x W x H)
✅ Weight around 18.6 g
✅ JST plug size 5.4 x 3.0 mm with red connector
✅ Includes 2 batteries and 2 USB cables

💡 What is a handy 1S JST battery used for in hobby RC gear?

It's a compact power source designed to run small JST-powered models and as a ready-to-use replacement battery.

- Great for Huina 1337/1338 and similar 1S JST-powered RC trucks
- USB charging cable included for quick topping off
- 5.4x3.0mm JST plug provides a solid, secure connection
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