Features: * Multifunctional: Bluetooth-compatible, USB, TF, FM, LED flashlight, solar charging. * Environmentally friendly ABS shell, comes with a lanyard, which can be hung on the bag and other places where it can be hung. * Solar charging, energy saving and environmental protection. * It gives the sound a simple look and delicate texture, while creating a strong, hard-wearing, durable cabinet that can last a long time in a variety of environments. * The volume of the professionally tuned speakers is precisely calculated so we can shock your hearing aids with excellent spatial balance and mismatch between sound quality in such a small size. * Exquisite body, extraordinary lightweight, easy to carry. Specification: Name: Solar Bluetooth-compatible speaker Material: ABS Solar power: 1W Solar panel: 5V 120mA BluetoothVersion : bluetooth 5.0 Battery: 14500 lithium battery 500mAh Charging time: 2.5-3.5 hours Charging voltage: DC 5V 0.5-2A Playtime: 2 hours at max volume, 16 hours at medium volume. Speaker: single speaker 52mm 43W*1 Function: Bluetooth-compatible, USB, TF, FM, LED flashlight, solar charging. Size: 160*77*43mm Color: blue/red/black Packing included: 1 * Solar Bluetooth-compatible speaker 1 * USB charging cable Note: 1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.