Our Service1)Your inquiry will be replied within 2 hours during working time.Within 24 hours when rest time.2)Our working time is 7:30AM-16:300PM(UTC+8),Monday to Saturday.3)General samples time can be arranged within 2-5 days,with customer's logo about 7-10day4)OEM& ODM orders are welcome.5)Orders will be produced exactly as request and approved samples.6)When mass production,we send photos to show the production line.And confirm the estimate time again.7)At the end of mass production,photos and samples will send to you for approval.You can arrange the inspection.8)Before shipment,our QC will have inspecton to make sure the quality.9)We always try best to ensure every order to delivery in time.Product Description : Light Source: Cree XP-G2R5 Five steps : Flash , Strong/Middle/weak brightness Light Output: Full brightness is 450lm .RuntimeFull light weak light 18hrs 48hrs Charge time 6-8hrs IP Grade: IP 68Power type: Li-polymer battery (10000mAh / 3.7V)Size: D46.5*212.8mmShock resistant: 1.5m highth drop still work well