Display Type: Grayscale OLED Touchscreen. Dimensions: 38mm x 18.3mm x 11.8mm. Weight: 29g. Touch Sensitive: Yes. Heart-Rate Monitor: Yes. Durability: IP68, 5ATM. Connectivity: Bluetooth, Wi-Fi and NFC. Battery: Non-removable Li-Ion battery, up to seven days usage per charge Price negotiable and can exchange with anything Chat on olx