STK-L21 · 1 version · 245 samples
Android versions
10 Q · 9 Pie
Battery
4000 mAh
Technology
Li-Po
Chipset
STK-L21M
Memory options
4/128 GB · 8/128 GB
Display
1080x2340 (60Hz)
Model
STK-L21
Estimated charging time
3h 0min
to charge 0 → 100%
Max charging temperature
38.4°C
average peak while charging
Screen-on time
5h 30min
estimated on a full charge
Estimated battery life
17h 0min
estimated on a full charge
See your own charging speed, screen-on time and battery health in real time with Battery Guru.
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The HUAWEI STK-L21 packs a 4000 mAh Li-Po battery and lasts about 17h 0min on a full charge with around 5h 30min of screen-on time. It charges from 0 to 100% in roughly 3h 0min, peaking near 38.4°C while charging. Every figure is aggregated anonymously from real STK-L21 owners using Battery Guru (242 samples), so it reflects everyday usage rather than lab claims.
Based on 242 anonymized samples from Battery Guru.
Aggregated Battery Guru data shows the HUAWEI STK-L21 lasts about 17h 0min on a full charge, with roughly 5h 30min of screen-on time.
The STK-L21 charges from 0 to 100% in approximately 3h 0min, with charging temperatures peaking around 38.4°C.
The STK-L21 has a 4000 mAh Li-Po battery.
It is aggregated anonymously from real STK-L21 owners using the Battery Guru app (242 samples), reflecting real-world usage rather than manufacturer specifications.