Compatible systems: Android 5.0 and above iOS 11 and above
Sizes : M-XXL: 65-93 cm
Connector size: 34 x 65 x 10 mm
Weight: Connector: 21 g; Soft belt: 39 g
Battery type: CR2025
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Polar • Authorized Goods
• Return and refund are not accept.
• Free shipping to HK/Macau when spending over $500 onwards
• China area shipping fee $130 + Local SF Express
• Two business day shipping. Sent via SF express
• Exchange of defective units purchased in 7 days
• Sensor 24 months
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*Photo for reference only