Features: Wide-range Application: All new remote control rechargeable Liion battery could for HS18311 18312 18301 18302 18321 18322 & most toy for car of 1/10 scaled, use as the replacement part or modified accessories of your car toy . Remote Control Spare Part: A perfect replacement for your handmade car toy, especially for toy crawlers for car, upgraded modified accs of your electrical toys which offer a new service cycle with great performances. Large Capacity Battery Pack: The battery pack with large capacity of 7.4V 1200mAh, contains Lithium rechargeable battery pack, more durable & stability for better performances to improve for play experience. Selected Materials: Use plastic and electronic components, wear resistant and safety, more stable with long for time duration . Easy Installation: Applicable for most car toy requirements and easy to install and change by your own, if you need any further instructions please do not hesitate to contact with us. Specifications: Material: Plastic, Electronic components Product Size: approx. 3.7 x 2 x 7cm/1.46 x 0.79 x 2.76 inch Battery Capacity: 7.4V 1200mAh Net Weight: approx. 80g/0.17 lbs Package Includes: 1PC Remote Control Car Liion Battery Pack note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.