If you want to go to the max though for those night-time adventures, there’s plenty of luminescence for your activities.
The Amazfit T-Rex ticks off all you needs and most of your wants, at a good price point.

HIGHLIGHTS
【Ready Stock in Malaysia】Local Seller, ships from Selangor, Malaysia
【1 Year Local Warranty】Warranty by Dasher
【Chunky 47mm & 13.5mm Thick】 rugged design
【1.3 inch AMOLED screen】bright and high-quality, get smudged easily
【Up to 20 days battery life】nearly 3 weeks battery life
【Military standard】withstand freezing temperatures and extremely humid
【4 Textured physical button】easier to locate and press when exercising
【Build for outdoor watch action 14 sport profile】Formidable adventure companion, including outdoor, treadmill running, cycling, hiking, pool, open water swimming and etc.
【built-in GPS and GLONASS, heart sensor, durability rating】
【50M Water resistant】
【Lightness with high-grade material】
【Always on display】
【Free 1 Screen Protector】

SPECIFICATIONS
Brand: Amazfit
Model: Amazfit T-rex
Display: 1.3 inch AMOLED, Resolution 360x360
Positioning: GPS + GLONASS
Touch screen: Corning Gorilla Glass 3 + anti-fingerprint coating
Sensors: BioTrackerTM PPG Bio-Tracking Optical Sensor, 3-axis acceleration sensor, Geomagnetic sensor, Ambient light sensor
Battery: 390mAh LiPo (Minimum value)
Daily use mode: 20 days Heart rate monitoring always on, sleep monitoring; GPS turned on for 13 minutes a day, 150 messages pushed daily which activate screen, wrist raised 30 times which activate screen, 5 minutes of other operations.
Basic watch mode: 66 days Bluetooth connection to phone turned off, heart rate monitoring and other functions, screen activated by wrist tilt 100 times a day.
GPS continuous working time: 20 hours GPS activated to track exercise and monitor heart rate.
Waterproofing: 5ATM, supports swimming
Body Material: Polymer materials
Dimensions: 47.7 X 47.7 X 13.5 mm
Weight: 58g (with strap)
Supported devices: Android 5.0 or iOS 10.0 and above

WHAT'S IN THE BOX
1 x Amazfit T-Rex Smartwatch
1 x USB magnetic charger
1 x User Manual/Guide
1 x Screen Protector