Meter Ring

30202 meter ring products are offered for sale by suppliers on Alibaba.com, of which smart rings accounts for 28%, seals accounts for 1%, and fashion jewelry rings accounts for 1%. A wide variety of meter ring options are available to you, such as waterproof, app control and dual sim card.You can also choose from sleep tracker, alarm clock and heart rate meter ring,as well as from black, white, and silver meter ring, and whether meter ring is abs, plastic, or metal.