1. Perfect Fit. Only compatible with FB Charge 2 Heart Rate Fitness Wristband. Not for other models. 2. Safe and Efficient Charge. Output: 5V, 500mA-1000mA. Support 10000 times of fast and stable charging. Provide short-circuit protection and overload protection that prevent your Fitbit Charge 2 from being damaged by overcurrent. 3. Hassle-free Use. Easily plug it into USB port on your PC, laptop, notebook, wall charger or car charger to charge. The durable clip holds F-bit Charge 2 securely without getting loose easily. 4. Premium Quality. Adopted eco-friendly TPE and TPU material, the flexible cable ensures tangle-free operation. Sturdy clip and connector allow you to charge with ease. 5. Lightweight and Portable. 22in (55cm) long cable is for your convenient use. Compact and lightweight design makes it easy to store and carry. Note: 1. Optimal charging time is within 120 minutes. 2. Please charge your Fitbit Charge 2 timely instead of charging it when the battery completely dies out. Specifications: Color: Black Cable Length: 55cm (22in) Output Voltage: 5V Output Current: 500mA-1000mA Package Included: 1×USB Charging Cable for Fitbit Charge 2