Smart Fitness Bracelet with 24H Heart Rate Black Retro Style You can easily carry it

You can easily carry it to hiking

Durable material: Made of corrosion-resistant galvanised iron for stability and durability

Battery :Li-ion Battery

Thanks to the integrated hooks

They’re matched in brown to keep everything looking consistent

Smart Fitness Bracelet with 24H Heart Rate Black Retro Style You can easily carry itAll in one health and fitness smartwatch with long battery life, waterproof design, and smart notifications. Specifications Color: Black Body Material: Plastic Strap Material: Silicone Nylon (2 Straps Included) Bluetooth Version: BT 5. 0 RAM ROM: 640KB 64MB Battery Capacity: 150mAh Usage Time: 2030 Days Standby Time: 4560 Days Charging Time: ~2 Hours Charging Method: Magnetic Suction Waterproof Level: 1ATM IP68 Compatible Systems: Android 5. 0+ iOS