The battery is easy to install, safe to use, suitable for WLtoys K989 1/28 RC car. With this replaceable battery, you no longer have to worry the battery run out of power, you can enjoy your driving better.<br/>Features: <br />[Longer Service Life] : With longer service life, you no need to worry about running out of battery in a short time when driving.<br />[Suits For]: 7.4V 400mAh battery is suitable for WLtoys K989 1/28 RC car.<br />[Size]: The battery size is 4.8*1.5*1.4cm.<br />[Safe to Use] Easy to install, safe to use, a replaceable battery will provide unlimited fun for your driving.<br/>Specifications:<br />Item: WLtoys battery<br />Battery for RC car: 7.4V 400mAh<br />Charging time: About 1.5h<br />Working time: About 30 minutes<br />Battery size: 4.8*1.5*1.4cm<br/>Note:<br />* Don&#39;t over-charge or over-discharge batteries. Don&#39;t put it beside the high-temperature condition. Don&#39;t throw it into the fire. Don&#39;t throw it into water.<br />* There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding.<br/>Package Information:<br />Package size: 9*6*3cm<br />Package weight: 33g<br />Gift Box Package<br/>Packing List:<br />1* 7.4V 400mAh battery<br />