3.7V 3000mah Li-ion Battery,Rechargeable Lithium Batteries with USB Charger SM-2P Plug Connector,Universal Battery for Remote Control Cars/rc Truck/DIY Electronics Product (1000mah(4pcs))

🔋Set Specifications: Each set includes 4 purple 3.7v 1000mah li-ion battery units + 4 independent usb chargers. Every 3.7v 1000mah li-ion battery is equipped with an sm-2p plug and red-black power cables, allowing you to cycle-charge multiple devices right out of the box—saving the cost and hassle of buying extra accessories 🔋Safe & Durable:Each 3.7V 1000mah li-ion battery has a built-in overcharge/overcurrent protection chip and works with a smart usb charger that automatically cuts off when fully charged. Using eco-friendly lithium-ion cells free of mercury/cadmium, these batteries can be recharged over 500 times for long-lasting, stable power delivery. 🔋Convenient USB Charging: Charger features a universal usb port and can be connected to a power bank, computer, or wall adapter. A red led indicates the charging status in real time (steady on while charging, off when fully charged), making it easy to monitor progress at any time 🔋High Discharge Performance: 3.7v 1000mah li-ion battery supports a 10c discharge rate, delivering strong and continuous power that effectively extends the run time of your rc car per charge. Weighing only 21g per piece, it’s lightweight enough not to affect vehicle balance, ensuring both performance and handling 🔋Wide Compatibility: Designed for popular rc car models such as deerc e35/de38/de40/de50/de55, bezgar tm201, top rc tb202, and more (compatible with 3.7v devices with sm-2p interface). Simply plug and play with this ready-to-use 3.7v 1000mah li-ion battery​set