1. Pi， the endless number from ancient， represents pure and perfect shape.
2. Smart reminding: with vibration motor and 12 LEDs， define own reminding mode.
3. Integrate sports: Calculate calorie consuming， record sports duration.
4. Sleep monitoring: Recording your sleep condition， show duration of shallow and deep sleep.
5. Material: 35mm diameter sapphire glass dial surface， 316 stainless steel body， 14mm genuine leather strap
6. Battery: 2032 button cell
| General | Brand | inWatch |
| Model | Pi | |
| Support | Passometer， Sleep Tracker， Message Reminder， Call Reminder， Calories Burned， Sports Kilometers per Day， Diet Management， History Path | |
| Language | English | |
| Compatible | Android 4.3+， IOS 7.0+ | |
| Style | Fashion & Casual | |
| People | Unisex | |
| Sensor | Gravity Sensor | |
| Item Weight | 40g | |
| Cable Length | Male: 115mm+75mm x 16mm， Female: 105mm+65mm x 14mm | |
| Dial | Shape | Round |
| Display type | LED | |
| Size | 35mm x 35mm x 7.8mm | |
| Function | Bluetooth version | V4.0 |
| Wireless Distance | 10m | |
| Waterproof | under water 30m | |
| Battery Type | CR 2032 button cell | |
| Standby time | 6 months | |
