1. Body battery: 7.4V/900mAh 2. Remote control battery: 2x1.5V (not included in this product) 3. Charging time: 4h 4. Use time: 25-30 minutes 5. Remote control distance: about 25m 6. Remote control frequency: 2.4G 7. 2.4G long-distance remote control, one vehicle and one frequency, support multiple people to compete in the same field 8. Support water and land dual mode, land mode, water mode 9. Packing list: Armored vehicle x1, accessory battery x1, USB charging cable x1, screwdriver x1, manual x1