Note: • As with all wearable technology, the smart ring's data may not be 100% accurate. Results may vary depending on individual usage and conditions.Disclaimer: • Smart ring data accuracy may vary and cannot be guaranteed to be 100% precise.Features:• Main Chip: Dialog DA14531-01• Bluetooth: 5.1• Sensor Chip: SC7A204• Battery Capacity: 17.5mAh• Battery Life: 8-10 days of use, 10-15 days of standby• Charging Time: 2 hours• Waterproof: IP65• Charging Method: Magnetic• Compatible System: Android 5.0 or above, iOS 10.0 or above• App: JRING• Multilingual App SupportSpecifications:• Compatibility: Android 5.0 or Above, Ios 10.0 or AbovePackage Includes: (as per selected options)• 1 x R18 Size 9 Smart Ring Supports Heart Rate / Blood Oxygen / Sleep/ Multiple Sports ModesReturns, Refunds, and Replacements:Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement by Australian Consumer Law (ACL). We are committed to ensuring that all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for Changes of Mind (COM). We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.Delivery Timeframe:Please note that we cannot guarantee an exact delivery date. The estimated delivery timeframes exclude weekends, public holidays, and any potential delays caused by local shipping carriers due to network congestion, natural disasters (such as floods or bushfires), or other unforeseen circumstances.8-12 Working Days (approximately) across Australia