Features: brand new and high quality Stable, sturdy and anti fall, compatible for multi devices. It has a long service life, besides, mini size only occupy little space. High-quality electronic components, high safety performance, good anti-interference performance. High working efficiency and fast charging speed, help you to charging more quickly, save for time for you. Easy operation, just put your for smart watch on it, and it will charge for your smartwatch, which is very convenient. Specifications: Material: Aluminum Alloy Size: Approx. 102x91x51 mm/4.02x3.58x2.01 in Color: for Grey/Silver Applicable Models: for Huami-Amazfit GTR3/GTS3/GTR3 PRO Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Charger Dock