As the ultimate camping light with a maximum light output of 650 lumens, the CL30R not only provides incredible illumination with a light diameter of 35 m (manufacturer specification), but also features incredibly sophisticated energy management. While the CL30R holds up to three 18650 rechargeable batteries, it can also be operated with one or two 1850 rechargeable batteries and still maintain the same light output at reduced endurance. The light also features an integrated USB charging function in addition to supporting use of the light as a powerbank to charge other devices 4 LEDS are used as status lights to indicate the real-time charge level and/or charging progress. The battery compartment is insulated against cold, therefore allowing the CL30R to also be used in winter without performance degradation. The light can also be operated at the low level without rechargeable batteries by connecting it to an external USB power source, and also at the medium level during the charging process. Swivel handle for hanging, tripod thread in the light base. 5 light levels (650/350/50/10 lumens) and blinking function. Shipped with charging cable (Micro-USB), spare gasket and 3 type 18650 (2600 mAh) rechargeable batteries. Water-proof as per IPX-7. Height: 136mm Diameter: 93mm.