Chitu Fitness Tracker Smart Bracelet Bluetooth Call Remind Touch Screen Smart Watch Activity Tracker Calorie Counter Wireless Pedometer Sweatproof Sport Band For Android iOS Phone(Black+Purple(band))

Model: ID115 CPU: Nordic Sensor: kionix Working Temperature:-10℃–45℃ Charging time: About 1.5 hours Standby: more than seven days Product weight: 18g Band material: TPE Strap size: 240 x 16 x 10 mm Charging Port: USB charge Working Voltage: 3.6~4.2 V Case Material: Plastic Screen Size:0.86 inch OLED screen Battery Capacity and Battery Type: 50mAh Polymer Rechargeable Li Battery Anti-dust and Waterproof rating: IP 67 Life-level waterproof, sweat-proof, rain-proof, but do not wear it when you are showering and swimming.