02 · Mystery Box Opening Rules

What's Included: Gauge, ERG Battery, Band Strap

The luck value of the mystery box will decrease over time

Open Box within two weeks:

100% get gauge and 100% get ERG battery or band strap

Open Box two weeks later:

Gauge only

⚠️ You can buy ERG battery in USDT, BNB, $HTR from Heartrate official site. ERG battery is a constant value.

Kind, Color and Feature of Band Strap

Luck Point: level 1-5, level 6-10, level 11-15

Color: green, blue, red

Feature: the yield of NFT sports strap has something to do with its attributes. When a user consumes a strap with a higher luck point, his NFT sports band will receive more bonus.