Product size: 169*41*34MM, 187MM after expansionApplicable battery: 26650*1/18650*1(not included)Waterproof grade: IPX5 life waterproofLumen brightness: 3000 lumensProduct power: 30WProduct material: aluminum alloyWorking voltage: 7.4VProduct color: blackPower display: green full power, red power shortageLamp bead color temperature: white lightCan direct charge: USB direct chargeWhether to focus: telescopic focusSurface treatment: wear-resistant anodizedCharge and discharge protection: built-in overcharge and overdischarge IC, prolong battery lifeSwitch position: middle button switch (the switch has 4 power displays, each light shows 25% of the power)1.P50 lamp beads: high brightness up to 3000 lumens, service life 100000 hours;2. Convex lens sheet: Eagle eye convex lens sheet, good light transmission performance, not easy to damage, sturdy aluminum head to protect the lens from wear;3. Telescopic zoom: stretch the head left and right to zoom, light-scattering-focusing mode;4. Middle switch: high-quality natural rubber material, surface anti-skid treatment, light touch switch to switch lighting mode;5. Battery contacts: The battery contacts are designed with good electrical conductivity and can effectively prevent poor contact.