Đèn pin đội đầu Gentos HLP-2502, HLP-2501, DPX-518H, WS-400H, AST-02D, WS-743HD, WS-643HD, WS-543HD,
- LED type：1 × Chip type white LED
- Light Output：55lm (Minimum) / 700lm (Maximum)
- Battery type：3.7V 2,600mAh 9.62Wh Li-ion Rechargeable Battery(Included)
- Charging Time：4h
- Battery Cycle： 300 Cycles
- Run Time：【Front】27h (Minimum) / 6.5h (Maximum),【Rear】59h (ON) / 114h (Flashing)
- Lighting Technique：Focus Control
- Beam Distance：172m
- Dust Proof & Water Proof (IP66)
- Impact Resistance：2m Drop
- Size：【Front】W61.7×H44.0×D51.3mm (W2.43×H1.73×D2.02in),【Rear】W98.7×H34.9×D38.8mm (W3.89×H1.37×D1.53in)
- Weight：226g (8.0 oz)
- Accessory：Head Strap, Rechargeable Battery Unit, USB Type-C Cable (50cm / 19.69in)
- Optional：Dedicated Rechargeable Battery（Model Number：LY-18SB)
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