DIMENSION : 62.3*35.1*11.5mm CHEST STRAP LENGTH : 64-86cm (±2cm) CHEST STRAP TYPE : Split Chest Strap BATTERY TYPE : CR2032*1 INTERFACE : Bluetooth 4.2, ANT+ HR UNIT : BPM HR ACCURACY : ±1 BPM HR RANGE : 30-240 BPM WATERPROOF : IP67 WEIGHT : 16g for heart rate monitor, 30±1g for the chest strap BATTERY LIFE :1000 Hours CHEST STRAP CLEANING :Rinse the strap under running water after every use and hang to dry. Cleaning of strap in a washing machine or dryer is strongly prohibited MULTI-COLOUR SHELLS High Performance of Real-time Heart Rate Tracking SPLIT CHEST STRAP DESIGN IP67 Dustproof and waterproof LONG BATTERY LIFE，LASTS FOR 1000 HOURS Compatible Ant+ & Bluetooth 🔥Pre order 7-9 working days Deliver to Malaysia, SG, Brunei, Worldwide Accept Ewallet Boost TouchnGo Etc.. & Credit card How to Order 1.Product Option: 2.Quantity: 3.Color: 4.Name: 5.Address: 6.Contact number: Send to ☎FB http://m.me/icebikeheaven ☎ http://www.wasap.my/60174204398 Sales, Order, Customer service ☎ http://www.wasap.my/60195272398 After sales/ Warranty FOLLOW US ✔ https://www.ebay.com/str/icebikeheaven37 ✔ https://shopee.com.my/icebikeheaven?tab=shop ✔ http://www.lazada.com.my/ice-bike-heaven/ ✔ https://fb.me/icebikeheaven ✔ https://www.instagram.com/icebikeheaven37/ Buy from Us! 🚴🏻💯% POSITIVE FEEDBACK 🚴🏻💯% Warranty & After Sale Service 🚴🏻💯% PARCEL ARRIVAL GUARANTEED 🚴🏻💯% ❌hidden charges 🚴🏻 7️⃣ days size exchange 🆗 🚴🏻 7️⃣ days 100% 💲💲 Guarantee back ☄ Prompt response 🥇♞ SSM Registered company- Icebikeheaven 🥇 8 Years of experience