Features: Intelligent load recognition chip, blocking excessive current and voltages from entering, protecting equipment from damage. 7.4V charging, intelligent chip protections, full charge disconnection, with shortcircuit protections, overcharge protections, constant current charging, faster speed. With LED indication light show the charging status clearly. SM3P interfaces, suitable for remote control watch twist car. USB 5V power supply, can connection to mobile phone charger, computers, mobile power adapter and more for charging. Specifications: Material: ABS Total Length: approx. 60cm/23.62inch(including plug) Product category: 7.4V lithium battery USB charging cable Input: DC5V1A/2A Output: 7.4V Output current: 500mA Interfaces: SM3P plug Applicable Model: For Remote Control Watch Twist Car Package Includes: 1Pc 7.4V SM3P Battery Charger Cord note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.