There is very small electric generator built inside the turbine which powers the LED light.
Features:
Air priessure:0.20-0.27Mpa.
Turn speed ≥350,000rpm.
Chuuch type:Push button.
Bur diameter:¢1.59-1.60mm.
Noise:≤80db.
$19.99 $10.99
1000 in stock
There is very small electric generator built inside the turbine which powers the LED light.
Features:
Air priessure:0.20-0.27Mpa.
Turn speed ≥350,000rpm.
Chuuch type:Push button.
Bur diameter:¢1.59-1.60mm.
Noise:≤80db.
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