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- NU21 vs Flex Wear
Nitecore NU21 vs Scangrip Flex Wear
What NU21 does better (4) and where Flex Wear wins (1) — every spec side by side.
Why is NU21 better than Flex Wear?
- Maximum output360 lm vs 150 lm2.4×
- Maximum runtime37 h vs 4 h9.2×
- Beam distance (ANSI FL1)58 m vs 45 m+29%
- Water protection (IPx)IPx6 vs IPx4+50%
Why is Flex Wear better than NU21?
- Battery capacity500 mAh vs 800 mAh+60%
Specifications
Side by side
| Light output | ||
| Maximum output | 360 lm | 150 lm |
| Peak beam intensity | 840 cd | — |
| Beam distance (ANSI FL1) | 58 m | 45 m |
| Light source | LED | LED |
| LED & beam | ||
| Number of LEDs | 2 | 2 |
| Battery & charging | ||
| Battery | Built-in Li-ion / Li-Po | — |
| Battery capacity | 500 mAh | 800 mAh |
| Maximum runtime | 37 h | 4 h |
| Rechargeable | Yes | — |
| USB-C charging | Yes | — |
| Battery level indicator | Yes | — |
| Build & durability | ||
| Protection rating | IP66 | — |
| Water protection (IPx) | IPx6 | IPx4 |
| Impact resistance (drop) | 1 m | — |
| Body material | Plastic / polymer | Aluminium |
| Size & weight | ||
| Weight | 44 g | — |
| Modes & features | ||
| SOS / beacon | Yes | — |
| Red light | Yes | — |
| Lockout | Yes | — |









